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 A117130 #5 Nov 04 2013 13:17:25 %S A117130 0,0,0,1,7,37,197,1171 %N A117130 Maximal number of cycles in complete graph on n nodes that can be unknotted when the graph is embedded in three-dimensional Euclidean space. %C A117130 For n <= 6 all cycles can be unknotted and the terms agree with A002807. %Y A117130 Cf. A002807. %K A117130 nonn,more %O A117130 0,5 %A A117130 _J. H. Conway_, Apr 29 2006