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 A086182 #3 May 11 2007 03:00:00 %S A086182 1,2,4,6,10,15,22,32,46,64,89,122,165,222,296,390,512,668,864,1113, %T A086182 1426 %N A086182 Duplicate of A035294. %K A086182 dead %O A086182 1,2