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 A127385 #2 Mar 31 2012 13:21:14 %S A127385 1,1,1,3,8,23,71,226,743,2500,8570,29828,105116,374308 %N A127385 Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A127387. %Y A127385 A127383, A127386, A127389. %K A127385 nonn %O A127385 0,4 %A A127385 _Antti Karttunen_, Jan 16 2007