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 A130197 #12 Jul 25 2023 08:47:06 %S A130197 1,2,1,5,3,1,12,8,4,1,27,20,12,5,1,58,47,32,17,6,1,121,105,79,49,23,7, %T A130197 1,248,226,184,128,72,30,8,1,503,474,410,312,200,102,38,9,1,1014,977, %U A130197 884,722,512,302,140,47,10,1,2037,1991,1861,1606,1234,814,442,187,57,11,1 %N A130197 Binomial transform of A130196. %C A130197 Row sums = A002064, the Cullen numbers: (1, 3, 9, 25, 65, 161, 385, ...). %C A130197 Left border = A000325, (2^n - n) starting (1, 2, 5, 12, 27, 58, ...). %C A130197 Equals A129689 with first column removed. - _Georg Fischer_, Jul 25 2023 %F A130197 A007318 * A130196 as infinite lower triangular matrices. %e A130197 First few rows of the triangle: %e A130197 1; %e A130197 2, 1; %e A130197 5, 3, 1; %e A130197 12, 8, 4, 1; %e A130197 27, 20, 12, 5, 1; %e A130197 58, 47, 32, 17, 6, 1; %e A130197 121, 105, 79, 49, 23, 7, 1; %e A130197 ... %Y A130197 Cf. A000325, A002064, A007318, A129689, A130196. %K A130197 nonn,tabl %O A130197 1,2 %A A130197 _Gary W. Adamson_, May 16 2007 %E A130197 a(32) corrected and more terms from _Georg Fischer_, Jul 25 2023