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 A118279 #4 Mar 30 2012 17:34:56 %S A118279 0,-1,210,638,1348,-1,5282,7687,12453,-1,24813,-1,45338,-1,63702, %T A118279 84764,109613,-1,162687,155879,224244,-1,303049,-1,353690,-1,522262, %U A118279 541796,651844,-1,817053 %N A118279 Conjectured number of numbers that are not the sum of three n-gonal numbers, or -1 if infinite. %C A118279 See A118278 for the conjectured largest number that is not the sum of three n-gonal numbers. %Y A118279 Cf. A118278-A118285. %K A118279 sign %O A118279 3,3 %A A118279 _T. D. Noe_, Apr 21 2006 %E A118279 a(22)-a(33) from _Donovan Johnson_, Apr 17 2010