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 A156800 #1 Feb 27 2009 03:00:00 %S A156800 1,1,2,4,10,35,134,777,6702,104825,3370317,231557290 %N A156800 Number of equivalence classes of connected graphs on n nodes up to sequences of edge local complementation and isomorphism. %H A156800 L. E. Danielsen and M. G. Parker, <a href="http://arxiv.org/abs/0710.2243">Edge local complementation and equivalence of binary linear codes</a>, Des. Codes Cryptogr., 49 (2008), 161-170. %H A156800 L. E. Danielsen, <a href="http://www.ii.uib.no/~larsed/pivot/">Database of Pivot Orbits</a>. %K A156800 hard,nonn %O A156800 1,3 %A A156800 Lars Eirik Danielsen (larsed(AT)ii.uib.no), Feb 16 2009