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 A162778 #3 Mar 30 2012 17:40:04 %S A162778 0,1,5,12,28,47,75,112,170,237,313,398,504,625,767,936,1156,1403,1659, %T A162778 1924,2210,2511,2833,3182,3582,4015,4469,4950,5482,6065,6705,7414, %U A162778 8240,9147,10075,11012,11970,12943,13937,14958,16030,17135,18261,19414,20618 %N A162778 Partial sums of A160120. %Y A162778 Cf. A160120, A160424. %K A162778 nonn %O A162778 0,3 %A A162778 _Omar E. Pol_, Jul 16 2009 %E A162778 Extended beyond a(16) by _R. J. Mathar_, Aug 01 2009