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 A085488 #4 May 11 2007 03:00:00 %S A085488 2,1,9,13,49,101,297,701,1889,4693,12249,31021,80017,204101,524169 %N A085488 Duplicate of A072265. %K A085488 dead %O A085488 0,1