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 A036712 #6 Jun 01 2010 03:00:00 %S A036712 1,2,3,4,8,7,10,10,12,17,14,18,17,22,22,21,28,28,28,29,28,36,35,36,36 %N A036712 Erroneous version of A036706. %K A036712 dead %O A036712 0,2