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 A133737 #6 Mar 23 2022 01:05:35 %S A133737 1,2,1,3,1,2,4,2,2,3,5,2,2,3,6,6,3,4,3,6,7,7,3,4,3,6,7,14,8,4,4,6,6,7, %T A133737 14,17,9,4,6,6,6,7,14,17,27,10,5,6,6,12,7,14,17,27,34 %N A133737 A000012 * A130162. %C A133737 Row sums = A026905, partial sums of A000041, the partition numbers with offset 1, = (1, 3, 6, 11, 18, 29, 44, 66, ...). %F A133737 A000012 * A130162 as infinite lower triangular matrices. %e A133737 First few rows of the triangle: %e A133737 1; %e A133737 2, 1; %e A133737 3, 1, 2; %e A133737 4, 2, 2, 3; %e A133737 5, 2, 2, 3, 6; %e A133737 6, 3, 4, 3, 6, 7; %e A133737 7, 3, 4, 3, 6, 7, 14; %e A133737 ... %Y A133737 Cf. A130162, A026905, A000041. %K A133737 nonn,tabl %O A133737 1,2 %A A133737 _Gary W. Adamson_, Sep 22 2007