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 A125879 #13 Aug 31 2020 11:40:35 %S A125879 3,7,11,29,53,103,191,311,709,1091,1193,1571,2339,3547,5449,8243,9337, %T A125879 13711,16673,18899,25367,37217,62207,74441,87869,94439,94789,96353, %U A125879 114013,229981,397253,424769,432781,496747,542599,583397,673451,733009,869563,874151 %N A125879 Records in A066674. %H A125879 Ray Chandler, <a href="/A125879/b125879.txt">Table of n, a(n) for n = 1..110</a> %Y A125879 Cf. A066674. %K A125879 nonn %O A125879 1,1 %A A125879 _Artur Jasinski_, Dec 13 2006 %E A125879 a(9)-a(40) from _Ray Chandler_, Oct 20 2011