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 A099697 #9 Jun 25 2017 15:14:04 %S A099697 1,2,11,93,1135,18567,387976,9991794,308837454,11225560583, %T A099697 472141867849 %N A099697 Consider the family of multigraphs enriched by the species of involutions. Sequence gives number of those multigraphs with n loops and edges. %D A099697 G. Paquin, Dénombrement de multigraphes enrichis, Mémoire, Math. Dept., Univ. Québec à Montréal, 2004. %H A099697 G. Paquin, <a href="/A038205/a038205.pdf">Dénombrement de multigraphes enrichis</a>, Mémoire, Math. Dept., Univ. Québec à Montréal, 2004. [Cached copy, with permission] %K A099697 nonn %O A099697 0,2 %A A099697 _N. J. A. Sloane_, Oct 26 2004