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 A067314 #6 Jan 09 2009 03:00:00 %S A067314 1,1,1,2,3,4,5,6,8,9,11,12,13,15,17,18,20,21,23,25,27,28,30,32,34,35, %T A067314 37 %N A067314 Duplicate of A066022. %K A067314 dead %O A067314 0,4