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 A076945 #3 May 11 2007 03:00:00 %S A076945 2,3,4,3,6,5,8,3,4,9,12,5,14,13,16,3,18,5,20,3,4,21,24,5,6,25,4,13,30 %N A076945 Duplicate of A074792. %K A076945 dead %O A076945 1,1