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 A068593 #2 Sep 29 2006 03:00:00 %S A068593 2,7,23,78,274,1002,3756,14682,59445,249595 %N A068593 Erroneous version of A007717. %D A068593 Huaien Li and David C. Torney, Enumerations of Multigraphs, 2002. %K A068593 dead %O A068593 1,1