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 A129262 #15 Jul 07 2024 17:27:45 %S A129262 1,2,1,3,2,1,5,4,3,1,9,8,6,4,1,16,15,11,10,5,1,27,26,21,20,15,6,1,44, %T A129262 43,42,36,35,21,7,1,73,72,84,64,70,56,28,8,1,130,129,162,120,127,126, %U A129262 84,36,9,1,251,250,297,240,220,252,210,120,45,10,1,507,506,518,495,385,463,462,330,165,55,11,1 %N A129262 Triangle read by rows, A007318 * A115361. %C A129262 Row sums give A106461. %C A129262 Left column is A119968. %C A129262 A128807 = A115361 * A007318. %F A129262 Binomial transform of A115361. %e A129262 First few rows of the triangle: %e A129262 1; %e A129262 2, 1; %e A129262 3, 2, 1; %e A129262 5, 4, 3, 1; %e A129262 9, 8, 6, 4, 1; %e A129262 16, 15, 11, 10, 5, 1; %e A129262 27, 26, 21, 20, 15, 6, 1; %e A129262 44, 43, 42, 36, 35, 21, 7, 1; %e A129262 ... %Y A129262 Cf. A007318, A115361, A106461, A119968, A128807. %K A129262 nonn,tabl %O A129262 1,2 %A A129262 _Gary W. Adamson_, Apr 06 2007 %E A129262 Terms a(23) and following corrected by _Georg Fischer_, Jul 04 2023