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 A100507 #2 Sep 29 2006 03:00:00 %S A100507 0,0,0,0,0,0,4,10,34,96,284,782,4226,6198 %N A100507 Erroneous version of A005630. %D A100507 R. W. Robinson, F. Harary and A. T. Balaban, Numbers of chiral and achiral alkanes..., Tetrahedron 32 (1976), 355-361. %K A100507 dead %O A100507 1,7