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 A124736 #2 Mar 30 2012 17:35:17 %S A124736 1,1,2,1,2,2,3,1,2,2,2,3,3,3,4,1,2,2,2,2,3,3,3,3,3,3,4,4,4,4,5,1,2,2, %T A124736 2,2,2,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,5,5,5,5,5,6,1,2,2,2,2, %U A124736 2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4 %N A124736 Table where row n has k C(n,k-1) times. %F A124736 a(n) = A124737(n) + 1 %e A124736 The table starts: %e A124736 1 %e A124736 1 2 %e A124736 1 2 2 3 %e A124736 1 2 2 2 3 3 3 4 %Y A124736 Cf. A124737, A124748, A000079 (row lengths), A001792 (row sums), A007318. %K A124736 easy,nonn,tabf %O A124736 0,3 %A A124736 _Franklin T. Adams-Watters_, Nov 06 2006