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 A078229 #7 Dec 19 2013 09:47:01 %S A078229 3,3,3,3,7,15,9,129,685,6161,610297,273165705,337025079889 %N A078229 a(n) = A078226(n+1)/A078226(n). %Y A078229 Cf. A078221, A078222, A078223, A078224, A078225, A078226, A078227, A077228. %K A078229 base,more,nonn %O A078229 1,1 %A A078229 _Amarnath Murthy_, Nov 23 2002 %E A078229 More terms up to A078226(12)/A078226(11) _Hagen von Eitzen_, May 15 2009 %E A078229 a(12)-a(13) from _Max Alekseyev_, May 13 2010