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 A082502 #2 May 11 2007 03:00:00 %S A082502 1,64,20736,1677216,25600000000,63403380965376 %N A082502 Erroneous version of A052200. %K A082502 dead %O A082502 0,2