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 A137629 #7 Apr 02 2022 10:10:56 %S A137629 1,2,1,4,0,1,7,2,0,1,11,2,0,0,1,18,4,2,0,0,1,26,4,2,0,0,0,1,39,9,2,2, %T A137629 0,0,0,1,55,9,4,2,0,0,0,0,1,79,16,4,2,2,0,0,0,0,1,106,18,6,2,2,0,0,0, %U A137629 0,0,1,150,29,9,4,2,2,0,0,0,0,0,1 %N A137629 Triangle read by rows, A026794^2. %C A137629 Row sums = A137630: (1, 3, 5, 10, 14, 25, 33, 53, 71, 104, ...). %C A137629 Left border = A137631: (1, 2, 4, 7, 11, 18, 26, 39, 55, 79, ...). %F A137629 Square of the partition triangle. %e A137629 First few rows of the triangle: %e A137629 1; %e A137629 2, 1; %e A137629 4, 0, 1; %e A137629 7, 2, 0, 1; %e A137629 11, 2, 0, 0, 1; %e A137629 18, 4, 2, 0, 0, 1; %e A137629 26, 4, 2, 0, 0, 0, 1; %e A137629 39, 9, 2, 2, 0, 0, 0, 1; %e A137629 ... %Y A137629 Cf. A026794, A137630, A137631. %K A137629 nonn,tabl %O A137629 1,2 %A A137629 _Gary W. Adamson_, Jan 31 2008