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 A141744 #3 Aug 24 2012 10:50:01 %S A141744 0,2,3,3,2,3,5,7,7,9,13,10,10,14,11,17,10,16,20,18,16,20,20,21,23,25, %T A141744 26,26,25,26,26,34,28,40,36,30,36,38,36,42,38,40,44,40,36,44,46,51,37, %U A141744 45,44 %N A141744 Numbers of 1's in the rows of triangle A141743. %Y A141744 Cf. A141727 - A141743, A141745, A141746. %K A141744 easy,nonn %O A141744 0,2 %A A141744 _Paolo P. Lava_ and _Giorgio Balzarotti_, Jul 07 2008