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 A058882 #1 May 16 2003 03:00:00 %S A058882 1,1,2,5,34,2136,7013488 %N A058882 Erroneous version of A000665. %D A058882 F. Harary and E. M. Palmer, Graphical Enumeration, Academic Press, NY, 1973, p. 231. %K A058882 dead %O A058882 1,3