This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A013905 #17 Sep 08 2022 08:44:38 %S A013905 234256,1207269217792,6221821273427820544,32064977213018365645815808, %T A013905 165251092644282265779977014214656, %U A013905 851643319086537701956194499721106030592,4389056261830591470007906571986683114651910144,22619580800770514778759787562400873673529752979243008 %N A013905 22^(5n+4). %H A013905 Vincenzo Librandi, <a href="/A013905/b013905.txt">Table of n, a(n) for n = 0..50</a> %H A013905 Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/RecursiveSequences.html">Recursive Sequences</a> %H A013905 <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (5153632). %F A013905 a(n) = 5153632*a(n-1), a(0)=234256. - _Vincenzo Librandi_, May 28 2011 %F A013905 a(n) = 22^A016897(n) = A010810(5n+4) = A010810(A016897(n)). - _Wesley Ivan Hurt_, May 08 2014 %p A013905 A013905:=n->22^(5*n+4); seq(A013905(n), n=0..10); # _Wesley Ivan Hurt_, May 08 2014 %t A013905 Table[22^(5 n + 4), {n, 0, 10}] (* _Wesley Ivan Hurt_, May 08 2014 *) %o A013905 (Magma) [22^(5*n+4): n in [0..10]]; // _Vincenzo Librandi_, May 28 2011 %K A013905 nonn,easy %O A013905 0,1 %A A013905 _N. J. A. Sloane_, Dec 11 1996