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 A071376 #4 May 11 2007 03:00:00 %S A071376 0,2,3,0,5,0,7,15,14,21,11,35,13,33,26,39,17,65,19,51,38,57,23,95,46 %N A071376 Duplicate of A064502. %K A071376 dead %O A071376 1,2