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 A093636 #3 Mar 30 2012 18:36:40
%S A093636 1,1,2,7,23,92,368,1573,6687,29961,133258,612277,2801021,13118117,
%T A093636 61169118,290680439,1374997022,6603579274,31604621290,153080685045,
%U A093636 739012183165,3605324123927,17533159420196,86021715284351
%N A093636 Self-convolution forms A093635.
%F A093636 G.f.: A(x) = Product_{n>=0} (1+A093635(n)*x^(n+1)).
%Y A093636 Cf. A093635.
%K A093636 nonn
%O A093636 0,3
%A A093636 _Paul D. Hanna_, Apr 07 2004