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 A120003 #3 Mar 30 2012 18:50:54 %S A120003 1,2,3,4,5,6,7,8,9,10,12,14,22,28,33,38,42,46,50,54,56,68,70,75,83,87, %T A120003 93,96,101,104,106,118,125,127,131,135,143,146,149,155,157,169,181, %U A120003 186,188,192,197,200,208,211,213,225,232,237,241,243,246,249,252,255,257 %N A120003 Partial sums of A119999. %C A120003 a(0) = A119999(0), a(n) = a(n-1) + A119999(n). %Y A120003 Cf. A120002. %K A120003 nonn %O A120003 0,2 %A A120003 _Reinhard Zumkeller_, Jun 13 2006