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 A119872 #2 Mar 31 2012 10:29:10 %S A119872 24,12,48,24,36,72,72,120,72,36,96,48,144,144,72,96,108,96,144,120, %T A119872 144,120,72,120,264,156,240,168,120,120,144,192,216,192,192,216,252, %U A119872 264,168,120,264,144,336,336,216,216,264,288,240,300,312,144,288,408,264,264 %N A119872 Number of edges of the root-n Waterman polyhedron as defined in A119870. %C A119872 For more information see A119870. %Y A119872 Cf. A119869, A119877 [edges of void-centered Waterman polyhedron]. %K A119872 nonn %O A119872 1,1 %A A119872 _Hugo Pfoertner_, May 26 2006