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[o]" accesskey="o" class=""><span>Logga in</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Fler alternativ" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Personliga verktyg" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Personliga verktyg</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Användarmeny" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_sv.wikipedia.org&uselang=sv"><span>Stöd Wikipedia</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:Skapa_konto&returnto=Kvasiv%C3%A4nskapligt+tal" title="Du uppmuntras att skapa ett konto och logga in, men det är inte obligatoriskt"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Skapa konto</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:Inloggning&returnto=Kvasiv%C3%A4nskapligt+tal" title="Inloggning ger tillgång till fler funktioner för den som vill skriva och redigera artiklar. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Logga in</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Sidor för utloggade redigerare <a href="/wiki/Hj%C3%A4lp:Introduktion" aria-label="Läs mer om redigering"><span>läs mer</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Special:Mina_bidrag" title="En lista över redigeringar från denna IP-adress [y]" accesskey="y"><span>Bidrag</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Special:Min_diskussion" title="Diskussion om redigeringar från det här IP-numret [n]" accesskey="n"><span>Diskussion</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Webbplats"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Innehåll" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Innehåll</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">flytta till sidofältet</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">dölj</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inledning</div> </a> </li> <li id="toc-Källor" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Källor"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Källor</span> </div> </a> <ul id="toc-Källor-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Externa_länkar" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Externa_länkar"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Externa länkar</span> </div> </a> <ul id="toc-Externa_länkar-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Se_även" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Se_även"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Se även</span> </div> </a> <ul id="toc-Se_även-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Innehåll" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Växla innehållsförteckningen" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Växla innehållsförteckningen</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Kvasivänskapligt tal</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Gå till en artikel på ett annat språk. Tillgänglig på 12 språk" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-12" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">12 språk</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Betrothed_numbers" title="Betrothed numbers – engelska" lang="en" hreflang="en" data-title="Betrothed numbers" data-language-autonym="English" data-language-local-name="engelska" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/N%C3%BAmeros_prometidos" title="Números prometidos – spanska" lang="es" hreflang="es" data-title="Números prometidos" data-language-autonym="Español" data-language-local-name="spanska" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Nombres_fianc%C3%A9s" title="Nombres fiancés – franska" lang="fr" hreflang="fr" data-title="Nombres fiancés" data-language-autonym="Français" data-language-local-name="franska" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%98%BC%EC%95%BD%EC%88%98" title="혼약수 – koreanska" lang="ko" hreflang="ko" data-title="혼약수" data-language-autonym="한국어" data-language-local-name="koreanska" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Numeri_fidanzati" title="Numeri fidanzati – italienska" lang="it" hreflang="it" data-title="Numeri fidanzati" data-language-autonym="Italiano" data-language-local-name="italienska" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Eljegyzett_sz%C3%A1mok" title="Eljegyzett számok – ungerska" lang="hu" hreflang="hu" data-title="Eljegyzett számok" data-language-autonym="Magyar" data-language-local-name="ungerska" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E5%A9%9A%E7%B4%84%E6%95%B0" title="婚約数 – japanska" lang="ja" hreflang="ja" data-title="婚約数" data-language-autonym="日本語" data-language-local-name="japanska" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Numerele_Betrothed" title="Numerele Betrothed – rumänska" lang="ro" hreflang="ro" data-title="Numerele Betrothed" data-language-autonym="Română" data-language-local-name="rumänska" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9E%D0%B1%D1%80%D1%83%D1%87%D1%91%D0%BD%D0%BD%D1%8B%D0%B5_%D1%87%D0%B8%D1%81%D0%BB%D0%B0" title="Обручённые числа – ryska" lang="ru" hreflang="ru" data-title="Обручённые числа" data-language-autonym="Русский" data-language-local-name="ryska" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%97%D0%B0%D1%81%D0%B2%D0%B0%D1%82%D0%B0%D0%BD%D1%96_%D1%87%D0%B8%D1%81%D0%BB%D0%B0" title="Засватані числа – ukrainska" lang="uk" hreflang="uk" data-title="Засватані числа" data-language-autonym="Українська" data-language-local-name="ukrainska" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E5%A9%9A%E7%B4%84%E6%95%B8" title="婚約數 – kantonesiska" lang="yue" hreflang="yue" data-title="婚約數" data-language-autonym="粵語" data-language-local-name="kantonesiska" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E5%A9%9A%E7%B4%84%E6%95%B8" title="婚約數 – kinesiska" lang="zh" hreflang="zh" data-title="婚約數" data-language-autonym="中文" data-language-local-name="kinesiska" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q846701#sitelinks-wikipedia" title="Redigera interwikilänkar" class="wbc-editpage">Redigera länkar</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namnrymder"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Kvasiv%C3%A4nskapligt_tal" title="Visa innehållssidan [c]" accesskey="c"><span>Artikel</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Diskussion:Kvasiv%C3%A4nskapligt_tal&action=edit&redlink=1" rel="discussion" class="new" title="Diskussion om innehållssidan [inte skriven än] [t]" accesskey="t"><span>Diskussion</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Ändra språkvariant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">svenska</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Visningar"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Kvasiv%C3%A4nskapligt_tal"><span>Läs</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&veaction=edit" title="Redigera denna sida [v]" accesskey="v"><span>Redigera</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&action=edit" title="Redigera wikitexten för den här sidan [e]" accesskey="e"><span>Redigera wikitext</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&action=history" title="Tidigare versioner av sidan [h]" accesskey="h"><span>Visa historik</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Sidverktyg"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Verktyg" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Verktyg</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Verktyg</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">flytta till sidofältet</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">dölj</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Fler alternativ" > <div class="vector-menu-heading"> Åtgärder </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Kvasiv%C3%A4nskapligt_tal"><span>Läs</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&veaction=edit" title="Redigera denna sida [v]" accesskey="v"><span>Redigera</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&action=edit" title="Redigera wikitexten för den här sidan [e]" accesskey="e"><span>Redigera wikitext</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&action=history"><span>Visa historik</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Allmänt </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:L%C3%A4nkar_hit/Kvasiv%C3%A4nskapligt_tal" title="Lista över alla wikisidor som länkar hit [j]" accesskey="j"><span>Sidor som länkar hit</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:Senaste_relaterade_%C3%A4ndringar/Kvasiv%C3%A4nskapligt_tal" rel="nofollow" title="Visa senaste ändringarna av sidor som den här sidan länkar till [k]" accesskey="k"><span>Relaterade ändringar</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:Specialsidor" title="Lista över alla specialsidor [q]" accesskey="q"><span>Specialsidor</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&oldid=53829365" title="Permanent länk till den här versionen av sidan"><span>Permanent länk</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&action=info" title="Mer information om denna sida"><span>Sidinformation</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:Citera&page=Kvasiv%C3%A4nskapligt_tal&id=53829365&wpFormIdentifier=titleform" title="Information om hur den här artikeln kan användas som referens"><span>Använd som referens</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fsv.wikipedia.org%2Fwiki%2FKvasiv%25C3%25A4nskapligt_tal"><span>Hämta förkortad url</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fsv.wikipedia.org%2Fwiki%2FKvasiv%25C3%25A4nskapligt_tal"><span>Ladda ner QR-kod</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Skriv ut/exportera </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Special:Bok&bookcmd=book_creator&referer=Kvasiv%C3%A4nskapligt+tal"><span>Skapa en bok</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=Kvasiv%C3%A4nskapligt_tal&action=show-download-screen"><span>Ladda ned som PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&printable=yes" title="Utskriftsvänlig version av den här sidan [p]" accesskey="p"><span>Utskriftsvänlig version</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> På andra projekt </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q846701" title="Länk till anslutet databasobjekt [g]" accesskey="g"><span>Wikidata-objekt</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Sidverktyg"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Utseende"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Utseende</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">flytta till sidofältet</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">dölj</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Från Wikipedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="sv" dir="ltr"><p><b>Kvasivänskapliga tal</b> är två <a href="/wiki/Positiva_tal" title="Positiva tal">positiva</a> <a href="/wiki/Heltal" title="Heltal">heltal</a> sådana att <a href="/wiki/Addition" title="Addition">summan</a> av de riktiga delarna till endera <a href="/wiki/Tal" title="Tal">talet</a> är mer än värdet av andra tal. Med andra ord, (<i>m</i>, <i>n</i>) är ett par kvasivänskapliga tal om s(<i>m</i>) = <i>n</i> + 1 och <i>s</i>(<i>n</i>) = <i>m</i> + 1 där <i>s</i>(<i>n</i>) är den <a href="/w/index.php?title=%C3%84kta_summa&action=edit&redlink=1" class="new" title="Äkta summa [inte skriven än]">äkta summan</a> av <i>n</i>: ett ekvivalent tillstånd är att σ(<i>m</i>) = σ(<i>n</i>) = <i>m</i> + <i>n</i> + 1, där σ betecknar <a href="/wiki/Delarsumma" title="Delarsumma">delarsumman</a>. </p><p>De första paren av kvasivänskapliga tal är: </p> <dl><dd>(<a href="/wiki/48_(tal)" title="48 (tal)">48</a>, <a href="/wiki/75_(tal)" title="75 (tal)">75</a>), (<a href="/wiki/140_(tal)" title="140 (tal)">140</a>, <a href="/wiki/195_(tal)" title="195 (tal)">195</a>), (<a href="/w/index.php?title=1050_(tal)&action=edit&redlink=1" class="new" title="1050 (tal) [inte skriven än]">1050</a>, <a href="/w/index.php?title=1575_(tal)&action=edit&redlink=1" class="new" title="1575 (tal) [inte skriven än]">1575</a>), (<a href="/w/index.php?title=1648_(tal)&action=edit&redlink=1" class="new" title="1648 (tal) [inte skriven än]">1648</a>, <a href="/w/index.php?title=1925_(tal)&action=edit&redlink=1" class="new" title="1925 (tal) [inte skriven än]">1925</a>), (<a href="/w/index.php?title=2024_(tal)&action=edit&redlink=1" class="new" title="2024 (tal) [inte skriven än]">2024</a>, <a href="/w/index.php?title=2295_(tal)&action=edit&redlink=1" class="new" title="2295 (tal) [inte skriven än]">2295</a>), (<a href="/w/index.php?title=5775_(tal)&action=edit&redlink=1" class="new" title="5775 (tal) [inte skriven än]">5775</a>, <a href="/w/index.php?title=6128_(tal)&action=edit&redlink=1" class="new" title="6128 (tal) [inte skriven än]">6128</a>), (<a href="/w/index.php?title=8892_(tal)&action=edit&redlink=1" class="new" title="8892 (tal) [inte skriven än]">8892</a>, <a href="/w/index.php?title=9504_(tal)&action=edit&redlink=1" class="new" title="9504 (tal) [inte skriven än]">9504</a>), (<a href="/w/index.php?title=16587_(tal)&action=edit&redlink=1" class="new" title="16587 (tal) [inte skriven än]">16587</a>, <a href="/w/index.php?title=20735_(tal)&action=edit&redlink=1" class="new" title="20735 (tal) [inte skriven än]">20735</a>), (<a href="/w/index.php?title=62744_(tal)&action=edit&redlink=1" class="new" title="62744 (tal) [inte skriven än]">62744</a>, <a href="/w/index.php?title=75495_(tal)&action=edit&redlink=1" class="new" title="75495 (tal) [inte skriven än]">75495</a>), (<a href="/w/index.php?title=186615_(tal)&action=edit&redlink=1" class="new" title="186615 (tal) [inte skriven än]">186615</a>, <a href="/w/index.php?title=196664_(tal)&action=edit&redlink=1" class="new" title="196664 (tal) [inte skriven än]">196664</a>), (<a href="/w/index.php?title=199760_(tal)&action=edit&redlink=1" class="new" title="199760 (tal) [inte skriven än]">199760</a>, <a href="/w/index.php?title=206504_(tal)&action=edit&redlink=1" class="new" title="206504 (tal) [inte skriven än]">206504</a>), (<a href="/w/index.php?title=219975_(tal)&action=edit&redlink=1" class="new" title="219975 (tal) [inte skriven än]">219975</a>, <a href="/w/index.php?title=266000_(tal)&action=edit&redlink=1" class="new" title="266000 (tal) [inte skriven än]">266000</a>), (<a href="/w/index.php?title=309135_(tal)&action=edit&redlink=1" class="new" title="309135 (tal) [inte skriven än]">309135</a>, <a href="/w/index.php?title=312620_(tal)&action=edit&redlink=1" class="new" title="312620 (tal) [inte skriven än]">312620</a>), (<a href="/w/index.php?title=507759_(tal)&action=edit&redlink=1" class="new" title="507759 (tal) [inte skriven än]">507759</a>, <a href="/w/index.php?title=526575_(tal)&action=edit&redlink=1" class="new" title="526575 (tal) [inte skriven än]">526575</a>), (<a href="/w/index.php?title=544784_(tal)&action=edit&redlink=1" class="new" title="544784 (tal) [inte skriven än]">544784</a>, <a href="/w/index.php?title=549219_(tal)&action=edit&redlink=1" class="new" title="549219 (tal) [inte skriven än]">549219</a>), (<a href="/w/index.php?title=573560_(tal)&action=edit&redlink=1" class="new" title="573560 (tal) [inte skriven än]">573560</a>, <a href="/w/index.php?title=587460_(tal)&action=edit&redlink=1" class="new" title="587460 (tal) [inte skriven än]">587460</a>), (<a href="/w/index.php?title=817479_(tal)&action=edit&redlink=1" class="new" title="817479 (tal) [inte skriven än]">817479</a>, <a href="/w/index.php?title=1000824_(tal)&action=edit&redlink=1" class="new" title="1000824 (tal) [inte skriven än]">1000824</a>), (<a href="/w/index.php?title=1057595_(tal)&action=edit&redlink=1" class="new" title="1057595 (tal) [inte skriven än]">1057595</a>, <a href="/w/index.php?title=1081184_(tal)&action=edit&redlink=1" class="new" title="1081184 (tal) [inte skriven än]">1081184</a>), … (talföljd <a href="//oeis.org/A005276" class="extiw" title="oeis:A005276">A005276</a> i <a href="/wiki/N%C3%A4tuppslagsverket_%C3%B6ver_heltalsf%C3%B6ljder" title="Nätuppslagsverket över heltalsföljder">OEIS</a>)</dd></dl> <p>Alla kända par av kvasivänskapliga tal består av tal med olika <a href="/wiki/J%C3%A4mna_och_udda_tal" title="Jämna och udda tal">paritet</a>. Varje par med tal med samma paritet måste överstiga 10<sup>10</sup>. </p> <div class="mw-heading mw-heading2"><h2 id="Källor"><span id="K.C3.A4llor"></span>Källor</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&veaction=edit&section=1" title="Redigera avsnitt: Källor" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&action=edit&section=1" title="Redigera avsnitts källkod: Källor"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><cite style="font-style:normal" class="journal" id="CITEREFHagisLord1977">Hagis, Peter, jr; Lord, Graham (1977). ”Quasi-amicable numbers”. <i>Math. Comput.</i> 31: sid. 608–611. <a href="/wiki/International_Standard_Serial_Number" title="International Standard Serial Number">ISSN</a> <a rel="nofollow" class="external text" href="http://worldcat.org/issn/0025-5718">0025-5718</a>.</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=Quasi-amicable+numbers&rft.jtitle=Math.+Comput.&rft.aulast=Hagis&rft.aufirst=Peter%2C+jr&rft.au=Hagis%2C+Peter%2C+jr&rft.au=Lord%2C+Graham&rft.date=1977&rft.volume=31&rft.pages=sid.%26nbsp%3B608%E2%80%93611&rft.issn=0025-5718&rfr_id=info:sid/en.wikipedia.org:Kvasiv%C3%A4nskapligt_tal"><span style="display: none;"> </span></span></li> <li><cite style="font-style:normal" class="book" id="CITEREFSándorMitrinovićCrstici2006">Sándor, József; Mitrinović, Dragoslav S.; Crstici, Borislav, reds (2006). <i><span>Handbook of number theory I</span></i>. Dordrecht: <a href="/wiki/Springer-Verlag" class="mw-redirect" title="Springer-Verlag">Springer-Verlag</a>. sid. 113. <a href="/wiki/Special:Bokk%C3%A4llor/1-4020-4215-9" title="Special:Bokkällor/1-4020-4215-9">ISBN 1-4020-4215-9</a></cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Handbook+of+number+theory+I&rft.date=2006&rft.pages=sid.%26nbsp%3B113&rft.place=Dordrecht&rft.pub=%5B%5BSpringer-Verlag%5D%5D&rft.isbn=1-4020-4215-9&rfr_id=info:sid/en.wikipedia.org:Kvasiv%C3%A4nskapligt_tal"><span style="display: none;"> </span></span></li> <li><cite style="font-style:normal" class="book" id="CITEREFSándorCrstici2004">Sándor, Jozsef; Crstici, Borislav (2004). <i><span>Handbook of number theory II</span></i>. Dordrecht: Kluwer Academic. sid. 68. <a href="/wiki/Special:Bokk%C3%A4llor/1-4020-2546-7" title="Special:Bokkällor/1-4020-2546-7">ISBN 1-4020-2546-7</a></cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Handbook+of+number+theory+II&rft.aulast=S%C3%A1ndor&rft.aufirst=Jozsef&rft.au=S%C3%A1ndor%2C+Jozsef&rft.au=Crstici%2C+Borislav&rft.date=2004&rft.pages=sid.%26nbsp%3B68&rft.place=Dordrecht&rft.pub=Kluwer+Academic&rft.isbn=1-4020-2546-7&rfr_id=info:sid/en.wikipedia.org:Kvasiv%C3%A4nskapligt_tal"><span style="display: none;"> </span></span></li></ul> <div class="mw-heading mw-heading2"><h2 id="Externa_länkar"><span id="Externa_l.C3.A4nkar"></span>Externa länkar</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&veaction=edit&section=2" title="Redigera avsnitt: Externa länkar" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&action=edit&section=2" title="Redigera avsnitts källkod: Externa länkar"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li class="mw-empty-elt"></li></ul> <dl><dd><span class="plainlinks"><i>Den här artikeln är helt eller delvis baserad på material från <a href="/wiki/Engelskspr%C3%A5kiga_Wikipedia" title="Engelskspråkiga Wikipedia">engelskspråkiga Wikipedia</a>, <a class="external text" href="https://en.wikipedia.org/wiki/Betrothed_numbers">Betrothed numbers</a>, <a class="external text" href="https://en.wikipedia.org/w/index.php?title=Betrothed_numbers&oldid=573532454">12 november 2013</a>.</i></span></dd></dl> <ul><li><span class="citation mathworld" id="Reference-Mathworld-Quasiamicable_Pair"><a href="/wiki/Eric_W._Weisstein" title="Eric W. Weisstein">Weisstein, Eric W.</a>, "<a rel="nofollow" class="external text" href="http://mathworld.wolfram.com/QuasiamicablePair.html">Quasiamicable Pair</a>", <i><a href="/wiki/Mathworld" title="Mathworld">MathWorld</a></i>. <span style="font-size:.95em;font-weight:bold;color:var(--color-subtle, #54595d);">(engelska)</span></span></li></ul> <div class="mw-heading mw-heading2"><h2 id="Se_även"><span id="Se_.C3.A4ven"></span>Se även</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&veaction=edit&section=3" title="Redigera avsnitt: Se även" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Kvasiv%C3%A4nskapligt_tal&action=edit&section=3" title="Redigera avsnitts källkod: Se även"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Naturliga_tal" title="Naturliga tal">Naturliga tal</a></li></ul> <style data-mw-deduplicate="TemplateStyles:r56287950">.mw-parser-output table.navbox{border:#aaa 1px solid;width:100%;margin:auto;margin-top:1em;clear:both;font-size:88%;text-align:center;padding:1px}.mw-parser-output link+table.navbox{margin-top:-1px}.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow,.mw-parser-output table.navbox th{text-align:center;padding-left:1em;padding-right:1em}.mw-parser-output .navbox-thlinkcolor .navbox-title button,.mw-parser-output .navbox-thlinkcolor .navbox-title .mw-collapsible-text,.mw-parser-output .navbox-thlinkcolor .navbox-title a{color:inherit}.mw-parser-output .nowraplinks a,.mw-parser-output .nowraplinks .selflink{white-space:nowrap}.mw-parser-output .navbox-group{white-space:nowrap;text-align:right;font-weight:bold;padding-left:1em;padding-right:1em}.mw-parser-output .navbox,.mw-parser-output .navbox-subgroup{background:#fdfdfd}.mw-parser-output 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href="/wiki/Mall:Delbarhetsklasser" title="Mall:Delbarhetsklasser"><span title="Visa denna mall" style="border:none;;">v</span></a> <span style="font-size:80%;">•</span> <a class="external text" href="https://sv.wikipedia.org/w/index.php?title=Mall:Delbarhetsklasser&action=edit"><span style="border:none;;" title="Redigera den här mallen">r</span></a></div></div><span style="font-size:110%;">Delbarhetsbaserade heltalsmängder</span></th></tr><tr style="height:2px;"><td></td></tr><tr><td class="navbox-group" style=";;">Översikt</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Primtalsfaktorisering" title="Primtalsfaktorisering">Primtalsfaktorisering</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Delbarhet" title="Delbarhet">Delbarhet</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Unit%C3%A4r_delare" title="Unitär delare">Unitär delare</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Sigmafunktionen" title="Sigmafunktionen">Sigmafunktionen</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Primtalsfaktor" title="Primtalsfaktor">Primtalsfaktor</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Aritmetikens_fundamentalsats" title="Aritmetikens fundamentalsats">Aritmetikens fundamentalsats</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Aritmetiskt_tal" title="Aritmetiskt tal">Aritmetiskt tal</a></div></td><td style="width:0%;padding:0px 0px 0px 2px;" rowspan="11"><span typeof="mw:File"><a href="/wiki/Fil:Lattice_of_the_divisibility_of_60.svg" class="mw-file-description" title="Delbarheten av 60"><img alt="Delbarheten av 60" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/51/Lattice_of_the_divisibility_of_60.svg/200px-Lattice_of_the_divisibility_of_60.svg.png" decoding="async" width="200" height="160" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/51/Lattice_of_the_divisibility_of_60.svg/300px-Lattice_of_the_divisibility_of_60.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/51/Lattice_of_the_divisibility_of_60.svg/400px-Lattice_of_the_divisibility_of_60.svg.png 2x" data-file-width="313" data-file-height="250" /></a></span></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Faktoriserade former</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Primtal" title="Primtal">Primtal</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Sammansatt_tal" title="Sammansatt tal">Sammansatt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Semiprimtal" title="Semiprimtal">Semiprimtal</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Rektangeltal" title="Rektangeltal">Rektangel</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Sfeniskt_tal" title="Sfeniskt tal">Sfeniskt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kvadratfritt_tal" title="Kvadratfritt tal">Kvadratfritt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Potensrikt_tal&action=edit&redlink=1" class="new" title="Potensrikt tal [inte skriven än]">Potensrikt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Perfekt_potens" title="Perfekt potens">Perfekt potens</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Akillestal" title="Akillestal">Akilles</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Sl%C3%A4tt_tal&action=edit&redlink=1" class="new" title="Slätt tal [inte skriven än]">Slätt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Regelbundet_tal&action=edit&redlink=1" class="new" title="Regelbundet tal [inte skriven än]">Regelbundet</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Grovt_tal&action=edit&redlink=1" class="new" title="Grovt tal [inte skriven än]">Grovt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Extraordin%C3%A4rt_tal" title="Extraordinärt tal">Extraordinärt</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Begränsade <a href="/wiki/Delarsumma" title="Delarsumma">delarsummor</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Perfekt_tal" title="Perfekt tal">Perfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/N%C3%A4stan-perfekt_tal" title="Nästan-perfekt tal">Nästan-perfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kvasiperfekt_tal" title="Kvasiperfekt tal">Kvasiperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Multiperfekt_tal" title="Multiperfekt tal">Multiperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hemiperfekt_tal" title="Hemiperfekt tal">Hemiperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hyperperfekt_tal" title="Hyperperfekt tal">Hyperperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Superperfekt_tal" title="Superperfekt tal">Superperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Unit%C3%A4rt_perfekt_tal" title="Unitärt perfekt tal">Unitärt perfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Semiperfekt_tal" title="Semiperfekt tal">Semiperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Praktiskt_tal" title="Praktiskt tal">Praktiskt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Erd%C5%91s%E2%80%93Nicolas-tal&action=edit&redlink=1" class="new" title="Erdős–Nicolas-tal [inte skriven än]">Erdős–Nicolas</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Med många delare</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Ymnigt_tal" title="Ymnigt tal">Ymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Primitivt_ymnigt_tal" title="Primitivt ymnigt tal">Primitivt ymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Mycket_ymnigt_tal" title="Mycket ymnigt tal">Mycket ymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Superymnigt_tal" title="Superymnigt tal">Superymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kolossalt_ymnigt_tal" title="Kolossalt ymnigt tal">Kolossalt ymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Mycket_sammansatt_tal" title="Mycket sammansatt tal">Mycket sammansatt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Mycket_h%C3%B6gt_sammansatt_tal" title="Mycket högt sammansatt tal">Mycket högt sammansatt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Supernaturligt_tal&action=edit&redlink=1" class="new" title="Supernaturligt tal [inte skriven än]">Supernaturligt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/%C3%96vernaturligt_tal" title="Övernaturligt tal">Övernaturligt</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"><a href="/w/index.php?title=Alikvotf%C3%B6ljd&action=edit&redlink=1" class="new" title="Alikvotföljd [inte skriven än]">Alikvotföljdsrelaterade</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/w/index.php?title=Ober%C3%B6rbart_tal&action=edit&redlink=1" class="new" title="Oberörbart tal [inte skriven än]">Oberörbart</a><span style="font-weight:bold;"> · </span> <a href="/wiki/V%C3%A4nskapligt_tal" title="Vänskapligt tal">Vänskapligt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Sociabelt_tal&action=edit&redlink=1" class="new" title="Sociabelt tal [inte skriven än]">Sociabelt</a><span style="font-weight:bold;"> · </span> <a class="mw-selflink selflink">Kvasivänskapligt</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Andra mängder</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Defekt_tal" title="Defekt tal">Defekt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=V%C3%A4nligt_tal&action=edit&redlink=1" class="new" title="Vänligt tal [inte skriven än]">Vänligt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Solit%C3%A4rt_tal&action=edit&redlink=1" class="new" title="Solitärt tal [inte skriven än]">Solitärt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Sublimt_tal&action=edit&redlink=1" class="new" title="Sublimt tal [inte skriven än]">Sublimt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Harmoniskt_delartal&action=edit&redlink=1" class="new" title="Harmoniskt delartal [inte skriven än]">Harmoniskt delartal</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Frugalt_tal" title="Frugalt tal">Frugalt</a><span style="font-weight:bold;"> · </span> <a href="/w/index.php?title=Ekvidigitalt_tal&action=edit&redlink=1" class="new" title="Ekvidigitalt tal [inte skriven än]">Ekvidigitalt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Extravagant_tal" title="Extravagant tal">Extravagant</a></div></td></tr><tr style="height:2px;"><td></td></tr><tr><td class="navbox-abovebelow" style=";" colspan="3"><a href="/wiki/Lista_%C3%B6ver_tal" title="Lista över tal">Lista över tal</a></td></tr></tbody></table></td></tr></tbody></table> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r56287950"><table class="navbox" style="border-spacing:0; ;"><tbody><tr><td style="padding:2px;"><table class="collapsible collapsed" style="width:100%;border-spacing:0;background:transparent;color:inherit;;"><tbody><tr><th style=";" colspan="2" class="navbox-title"><div style="float:left; width:3em;text-align:left;"><div class="noprint plainlinks" style="background-color:transparent; padding:0; white-space:nowrap; font-weight:normal; font-size:80%; border:none;; color: inherit;"><a href="/wiki/Mall:Naturliga_tal" title="Mall:Naturliga tal"><span title="Visa denna mall" style="border:none;;">v</span></a> <span style="font-size:80%;">•</span> <a class="external text" href="https://sv.wikipedia.org/w/index.php?title=Mall:Naturliga_tal&action=edit"><span style="border:none;;" title="Redigera den här mallen">r</span></a></div></div><span style="font-size:110%;"><a href="/wiki/Naturliga_tal" title="Naturliga tal">Naturliga tal</a> (ℕ)</span></th></tr><tr style="height:2px;"><td></td></tr><tr><td class="navbox-group" style=";;"> Heltalspotenser</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Akillestal" title="Akillestal">Akilles</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Tv%C3%A5potens" title="Tvåpotens">Tvåpotens</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Tiopotens" title="Tiopotens">Tiopotens</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kvadrat_(aritmetik)" title="Kvadrat (aritmetik)">Kvadrat</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kub_(aritmetik)" title="Kub (aritmetik)">Kub</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Fj%C3%A4rde_potens" title="Fjärde potens">Fjärde potens</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Femte_potens" title="Femte potens">Femte potens</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Primtalspotens" title="Primtalspotens">Primtalspotens</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"> Av formen <i>a</i> × 2<sup><i>b</i></sup> ± 1</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Cullental" title="Cullental">Cullen</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Dubbelt_Mersennetal" title="Dubbelt Mersennetal">Dubbelt Mersenne</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Fermattal" title="Fermattal">Fermat</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Mersennetal" class="mw-redirect" title="Mersennetal">Mersenne</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Prothtal" title="Prothtal">Proth</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Thabittal" title="Thabittal">Thabit</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Woodalltal" title="Woodalltal">Woodall</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Andra polynomtal</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Caroltal" title="Caroltal">Carol</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hilberttal" title="Hilberttal">Hilbert</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kyneatal" title="Kyneatal">Kynea</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Leylandtal" title="Leylandtal">Leyland</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Eulers_lyckotal" title="Eulers lyckotal">Eulers lyckotal</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"><a href="/wiki/Rekursion" title="Rekursion">Rekursivt</a> definierade tal</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Fibonaccital" title="Fibonaccital">Fibonacci</a> (Ordning: <a href="/wiki/Tribonaccital" title="Tribonaccital">3</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Tetranaccital" title="Tetranaccital">4</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Pentanaccital" title="Pentanaccital">5</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hexanaccital" title="Hexanaccital">6</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Heptanaccital" title="Heptanaccital">7</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Oktanaccital" title="Oktanaccital">8</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Nonaccital" title="Nonaccital">9</a>)<span style="font-weight:bold;"> · </span> <a href="/wiki/Jacobsthaltal" title="Jacobsthaltal">Jacobsthal</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Leonardotal" title="Leonardotal">Leonardo</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Perrintal" title="Perrintal">Perrin</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Ospecifika <a href="/wiki/M%C3%A4ngd" title="Mängd">mängder</a> av andra <a href="/wiki/Tal" title="Tal">tal</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Kn%C3%B6deltal" title="Knödeltal">Knödel</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Uttryckbara via specifika summor</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Praktiskt_tal" title="Praktiskt tal">Praktiskt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Prim%C3%A4rt_pseudoperfekt_tal" title="Primärt pseudoperfekt tal">Primärt pseudoperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Ulamtal" title="Ulamtal">Ulam</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Wolstenholmetal" title="Wolstenholmetal">Wolstenholme</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Genererade via ett <a href="/w/index.php?title=S%C3%A5ll_(matematik)&action=edit&redlink=1" class="new" title="Såll (matematik) [inte skriven än]">såll</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Lyckotal" title="Lyckotal">Lyckotal</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"><a href="/wiki/Kodning" title="Kodning">Kodrelaterade</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Meertenstal" title="Meertenstal">Meertens</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"><a href="/wiki/Figurtal" title="Figurtal">Figurtal</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r56287950"></div><table class="navbox-subgroup" style="width:100%;border-spacing:0;;;;"><tbody><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;"><a href="/wiki/2D" class="mw-redirect" title="2D">2D</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r56287950"></div><table class="navbox-subgroup" style="width:100%;border-spacing:0;;;;"><tbody><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;"><a href="/wiki/Polygontal" title="Polygontal">Icke-centrerade</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Triangeltal" title="Triangeltal">Triangel</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kvadrat_(aritmetik)" title="Kvadrat (aritmetik)">Kvadrat</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Pentagontal" title="Pentagontal">5∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hexagontal" title="Hexagontal">6∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Heptagontal" title="Heptagontal">7∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Oktogontal" title="Oktogontal">8∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Nonagontal" title="Nonagontal">9∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Dekagontal" title="Dekagontal">10∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hendekagontal" title="Hendekagontal">11∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Dodekagontal" title="Dodekagontal">12∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Tridekagontal" title="Tridekagontal">13∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Tetradekagontal" title="Tetradekagontal">14∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Pentadekagontal" title="Pentadekagontal">15∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hexadekagontal" title="Hexadekagontal">16∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Heptadekagontal" title="Heptadekagontal">17∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Oktodekagontal" title="Oktodekagontal">18∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Nonadekagontal" title="Nonadekagontal">19∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Ikosagontal" title="Ikosagontal">20∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Ikosihenagontal" title="Ikosihenagontal">21∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Ikosidigontal" title="Ikosidigontal">22∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Ikositrigontal" title="Ikositrigontal">23∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Ikositetragontal" title="Ikositetragontal">24∡</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Myriagontal" title="Myriagontal">Myriagon</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Rektangeltal" title="Rektangeltal">Rektangel</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;"><a href="/wiki/Centrerat_polygontal" title="Centrerat polygontal">Centrerade</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Centrerat_triangeltal" title="Centrerat triangeltal">Centrerad triangel</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_kvadrattal" title="Centrerat kvadrattal">Centrerad kvadrat</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_pentagontal" title="Centrerat pentagontal">Centrerad pentagon</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_hexagontal" title="Centrerat hexagontal">Centrerad hexagon</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_heptagontal" title="Centrerat heptagontal">Centrerad heptagon</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_oktogontal" title="Centrerat oktogontal">Centrerad oktogon</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_nonagontal" title="Centrerat nonagontal">Centrerad nonagon</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_dekagontal" title="Centrerat dekagontal">Centrerad dekagon</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Stj%C3%A4rntal" title="Stjärntal">Stjärna</a></div></td></tr></tbody></table><div></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;"><a href="/wiki/3D" class="mw-redirect" title="3D">3D</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r56287950"></div><table class="navbox-subgroup" style="width:100%;border-spacing:0;;;;"><tbody><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;"><a href="/wiki/Polyedertal" class="mw-redirect" title="Polyedertal">Icke-centrerade</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Tetraedertal" title="Tetraedertal">Tetraeder</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kub_(aritmetik)" title="Kub (aritmetik)">Kubiktal</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Oktaedertal" title="Oktaedertal">Oktaeder</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Dodekaedertal" title="Dodekaedertal">Dodekaeder</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Ikosaedertal" title="Ikosaedertal">Ikosaeder</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;"><a href="/wiki/Centrerat_polyedertal" title="Centrerat polyedertal">Centrerade</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Centrerat_tetraedertal" title="Centrerat tetraedertal">Centrerad tetraeder</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_kubiktal" title="Centrerat kubiktal">Centrerad kub</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_oktaedertal" title="Centrerat oktaedertal">Centrerad oktaeder</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_dodekaedertal" title="Centrerat dodekaedertal">Centrerad dodekaeder</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Centrerat_ikosaedertal" title="Centrerat ikosaedertal">Centrerad ikosaeder</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;"><a href="/wiki/Pyramidtal" title="Pyramidtal">Pyramidtal</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Pentagonalt_pyramidtal" title="Pentagonalt pyramidtal">Pentagonal pyramid</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hexagonalt_pyramidtal" title="Hexagonalt pyramidtal">Hexagonal pyramid</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Heptagonalt_pyramidtal" title="Heptagonalt pyramidtal">Heptagonal pyramid</a></div></td></tr></tbody></table><div></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;"><a href="/wiki/4D" class="mw-redirect" title="4D">4D</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Tesserakttal" title="Tesserakttal">Tesserakt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kvadrattriangul%C3%A4rt_tal" title="Kvadrattriangulärt tal">Kvadrattriangulärt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kubkvadrat" class="mw-redirect" title="Kubkvadrat">Kubkvadrat</a></div></td></tr></tbody></table><div></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"><a href="/wiki/Pseudoprimtal" title="Pseudoprimtal">Pseudoprimtal</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Carmichaeltal" title="Carmichaeltal">Carmichael</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Elliptiskt_pseudoprimtal" title="Elliptiskt pseudoprimtal">Elliptiskt pseudoprimtal</a><span style="font-weight:bold;"> · </span></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"><a href="/wiki/Kombinatorik" title="Kombinatorik">Kombinatoriska tal</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Belltal" title="Belltal">Bell</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Catalantal" title="Catalantal">Catalan</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Fuss%E2%80%93Catalantal" title="Fuss–Catalantal">Fuss–Catalan</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Motzkintal" title="Motzkintal">Motzkin</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Schr%C3%B6dertal" title="Schrödertal">Schröder</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"><a href="/wiki/Aritmetisk_funktion" title="Aritmetisk funktion">Aritmetiska funktioner</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r56287950"></div><table class="navbox-subgroup" style="width:100%;border-spacing:0;;;;"><tbody><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;">Genom egenskaper hos <a href="/wiki/Sigmafunktionen" title="Sigmafunktionen">σ(<i>n</i>)</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Ymnigt_tal" title="Ymnigt tal">Ymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/N%C3%A4stan-perfekt_tal" title="Nästan-perfekt tal">Nästan-perfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Aritmetiskt_tal" title="Aritmetiskt tal">Aritmetiskt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kolossalt_ymnigt_tal" title="Kolossalt ymnigt tal">Kolossalt ymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Descartestal" title="Descartestal">Descartes</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hemiperfekt_tal" title="Hemiperfekt tal">Hemiperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Mycket_ymnigt_tal" title="Mycket ymnigt tal">Mycket ymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hyperperfekt_tal" title="Hyperperfekt tal">Hyperperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Multiperfekt_tal" title="Multiperfekt tal">Multiperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Perfekt_tal" title="Perfekt tal">Perfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Primitivt_ymnigt_tal" title="Primitivt ymnigt tal">Primitivt ymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kvasiperfekt_tal" title="Kvasiperfekt tal">Kvasiperfekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Superymnigt_tal" title="Superymnigt tal">Superymnigt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Mycket_h%C3%B6gt_sammansatt_tal" title="Mycket högt sammansatt tal">Mycket högt sammansatt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Superperfekt_tal" title="Superperfekt tal">Superfekt</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;">Genom egenskaper hos <a href="/wiki/Aritmetisk_funktion" title="Aritmetisk funktion">Ω(<i>n</i>)</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/N%C3%A4stan-primtal" title="Nästan-primtal">Nästan-primtal</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Semiprimtal" title="Semiprimtal">Semiprimtal</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;">Genom egenskaper hos <a href="/wiki/Sigmafunktionen#Definition" title="Sigmafunktionen">s(<i>n</i>)</a></div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/V%C3%A4nskapligt_tal" title="Vänskapligt tal">Vänskapligt</a><span style="font-weight:bold;"> · </span> <a class="mw-selflink selflink">Kvasivänskapligt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Defekt_tal" title="Defekt tal">Defekt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Semiperfekt_tal" title="Semiperfekt tal">Semiperfekt</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";padding-left:0em;padding-right:0em;;"><div style="padding:0em 0.75em;">Övriga tal</div></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Euklidestal" title="Euklidestal">Euklides</a></div></td></tr></tbody></table><div></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Andra <a href="/wiki/Primtalsfaktor" title="Primtalsfaktor">primtalsfaktor</a>- eller <br /><a href="/wiki/Delbarhet" title="Delbarhet">delbarhetsrelarerade</a> tal</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Erd%C5%91s%E2%80%93Woodstal" title="Erdős–Woodstal">Erdős–Woods</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Frugalt_tal" title="Frugalt tal">Frugalt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Giugatal" title="Giugatal">Giuga</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Mycket_sammansatt_tal" title="Mycket sammansatt tal">Mycket sammansatt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Lucas%E2%80%93Carmichaeltal" title="Lucas–Carmichaeltal">Lucas–Carmichael</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Rektangeltal" title="Rektangeltal">Rektangel</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Sfeniskt_tal" title="Sfeniskt tal">Sfeniskt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/St%C3%B8rmertal" title="Størmertal">Størmer</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Zeiseltal" title="Zeiseltal">Zeisel</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"><a href="/wiki/Talbas" title="Talbas">Bas</a>-beroende tal</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Cykliskt_tal" title="Cykliskt tal">Cykliskt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Dudeneytal" title="Dudeneytal">Dudeney</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Extravagant_tal" title="Extravagant tal">Extravagant</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Friedmantal" title="Friedmantal">Friedman</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Glada_tal" title="Glada tal">Glada</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Harshadtal" title="Harshadtal">Harshad</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kaprekartal" title="Kaprekartal">Kaprekar</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Keithtal" title="Keithtal">Keith</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Lychreltal" class="mw-redirect" title="Lychreltal">Lychrel</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Palindromtal" title="Palindromtal">Palindrom</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Smarandache%E2%80%93Wellintal" title="Smarandache–Wellintal">Smarandache–Wellin</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Vampyrtal" title="Vampyrtal">Vampyr</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;"><a href="/wiki/Rekreationell_matematik" class="mw-redirect" title="Rekreationell matematik">Rekreationell matematik</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/w/index.php?title=Bantal_(matematik)&action=edit&redlink=1" class="new" title="Bantal (matematik) [inte skriven än]">Ban</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Armstrongtal" title="Armstrongtal">Armstrong</a></div></td></tr><tr style="height:2px;"><td></td></tr><tr><td class="navbox-abovebelow" style=";" colspan="2"><a href="/wiki/Kategori:Heltalsm%C3%A4ngder" 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