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A002407 - OEIS
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> <html> <head> <link rel="stylesheet" href="/styles.css"> <meta name="format-detection" content="telephone=no"> <meta http-equiv="content-type" content="text/html; charset=utf-8"> <meta name=viewport content="width=device-width, initial-scale=1"> <meta name="keywords" content="OEIS,integer sequences,Sloane" /> <title>A002407 - OEIS</title> <link rel="search" type="application/opensearchdescription+xml" title="OEIS" href="/oeis.xml"> <script> var myURL = "\/A002407\/list" function redir() { var host = document.location.hostname; if(host != "oeis.org" && host != "127.0.0.1" && !/^([0-9.]+)$/.test(host) && host != "localhost" && host != "localhost.localdomain") { document.location = "https"+":"+"//"+"oeis"+".org/" + myURL; } } function sf() { if(document.location.pathname == "/" && document.f) document.f.q.focus(); } </script> </head> <body bgcolor=#ffffff onload="redir();sf()"> <div class=loginbar> <div class=login> <a href="/login?redirect=%2fA002407%2flist">login</a> </div> </div> <div class=center><div class=top> <center> <div class=donors> The OEIS is supported by <a href="http://oeisf.org/#DONATE">the many generous donors to the OEIS Foundation</a>. </div> <div class=banner> <a href="/"><img class=banner border="0" width="600" src="/banner2021.jpg" alt="A002407 - OEIS"></a> </div> </center> </div></div> <div class=center><div class=pagebody> <div class=searchbarcenter> <form name=f action="/search" method="GET"> <div class=searchbargreet> <div class=searchbar> <div class=searchq> <input class=searchbox maxLength=1024 name=q value="" title="Search Query"> </div> <div class=searchsubmit> <input type=submit value="Search" name=go> </div> <div class=hints> <span class=hints><a href="/hints.html">Hints</a></span> </div> </div> <div class=searchgreet> (Greetings from <a href="/welcome">The On-Line Encyclopedia of Integer Sequences</a>!) </div> </div> </form> </div> <center> <h2><a href="/A002407">A002407</a> as a simple table</h2> <table class=seqlist> <tr><th class=index>n<th class=value>a(n)</tr> <tr><td class=index>1<td class=value>7</tr> <tr><td class=index>2<td class=value>19</tr> <tr><td class=index>3<td class=value>37</tr> <tr><td class=index>4<td class=value>61</tr> <tr><td class=index>5<td class=value>127</tr> <tr><td class=index>6<td class=value>271</tr> <tr><td class=index>7<td class=value>331</tr> <tr><td class=index>8<td class=value>397</tr> <tr><td class=index>9<td class=value>547</tr> <tr><td class=index>10<td class=value>631</tr> <tr><td class=index>11<td class=value>919</tr> <tr><td class=index>12<td class=value>1657</tr> <tr><td class=index>13<td class=value>1801</tr> <tr><td class=index>14<td class=value>1951</tr> <tr><td class=index>15<td class=value>2269</tr> <tr><td class=index>16<td class=value>2437</tr> <tr><td class=index>17<td class=value>2791</tr> <tr><td class=index>18<td class=value>3169</tr> <tr><td class=index>19<td class=value>3571</tr> <tr><td class=index>20<td class=value>4219</tr> <tr><td class=index>21<td class=value>4447</tr> <tr><td class=index>22<td class=value>5167</tr> <tr><td class=index>23<td class=value>5419</tr> <tr><td class=index>24<td class=value>6211</tr> <tr><td class=index>25<td class=value>7057</tr> <tr><td class=index>26<td class=value>7351</tr> <tr><td class=index>27<td class=value>8269</tr> <tr><td class=index>28<td class=value>9241</tr> <tr><td class=index>29<td class=value>10267</tr> <tr><td class=index>30<td class=value>11719</tr> <tr><td class=index>31<td class=value>12097</tr> <tr><td class=index>32<td class=value>13267</tr> <tr><td class=index>33<td class=value>13669</tr> <tr><td class=index>34<td class=value>16651</tr> <tr><td class=index>35<td class=value>19441</tr> <tr><td class=index>36<td class=value>19927</tr> <tr><td class=index>37<td class=value>22447</tr> <tr><td class=index>38<td class=value>23497</tr> <tr><td class=index>39<td class=value>24571</tr> <tr><td class=index>40<td class=value>25117</tr> <tr><td class=index>41<td class=value>26227</tr> <tr><td class=index>42<td class=value>27361</tr> <tr><td class=index>43<td class=value>33391</tr> </table> <p> <table class=seqdata><tr><td> <pre>[7,19,37,61,127,271,331,397,547,631,919,1657,1801, 1951,2269,2437,2791,3169,3571,4219,4447,5167,5419, 6211,7057,7351,8269,9241,10267,11719,12097,13267, 13669,16651,19441,19927,22447,23497,24571,25117, 26227,27361,33391]</pre> </table> </center> </div></div> <p> <div class=footerpad></div> <div class=footer> <center> <div class=bottom> <div class=linksbar> <a href="/">Lookup</a> <a href="/wiki/Welcome"><font color="red">Welcome</font></a> <a href="/wiki/Main_Page"><font color="red">Wiki</font></a> <a href="/wiki/Special:RequestAccount">Register</a> <a href="/play.html">Music</a> <a href="/plot2.html">Plot 2</a> <a href="/demo1.html">Demos</a> <a href="/wiki/Index_to_OEIS">Index</a> <a href="/webcam">WebCam</a> <a href="/Submit.html">Contribute</a> <a href="/eishelp2.html">Format</a> <a href="/wiki/Style_Sheet">Style Sheet</a> <a href="/transforms.html">Transforms</a> <a href="/ol.html">Superseeker</a> <a href="/recent">Recents</a> </div> <div class=linksbar> <a href="/community.html">The OEIS Community</a> </div> <div class=linksbar> Maintained by <a href="http://oeisf.org">The OEIS Foundation Inc.</a> </div> <div class=dbinfo>Last modified November 28 15:35 EST 2024. Contains 378204 sequences.</div> <div class=legal> <a href="/wiki/Legal_Documents">License Agreements, Terms of Use, Privacy Policy</a> </div> </div> </center> </div> </body> </html>