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 A088130 #3 Sep 29 2006 03:00:00 %S A088130 1,3,4,5,7,11,11,19,21,26,29,31,33,35,41,53,55,60,64,89,96,106 %N A088130 Erroneous version of A076497. %K A088130 dead %O A088130 1,2