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 A018223 #13 Sep 29 2013 06:47:07 %S A018223 1,81,2646,43556,476120,3785410 %N A018223 Number of 5-voter voting schemes with n linearly ranked choices. %H A018223 Daniel E. Loeb, <a href="http://www.labri.u-bordeaux.fr/~loeb/vote.html">On Games, Voting Schemes and Distributive Lattices</a>. LaBRI Report 625-93, University of Bordeaux I, 1993. [broken link] %K A018223 nonn %O A018223 1,2 %A A018223 _Daniel E. Loeb_