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 A134347 #28 Feb 21 2022 23:58:52 %S A134347 1,2,3,2,8,7,2,12,24,15,2,16,48,64,31,2,20,80,160,160,63,2,24,120,320, %T A134347 480,384,127,2,28,168,560,1120,1344,896,255,2,32,224,896,2240,3584, %U A134347 3584,2048,511,2,36,288,1344,4032,8064,10752,9216,4608,1023 %N A134347 A007318^(-1) * A134346. %F A134347 Inverse binomial transform of A134346, as infinite lower triangular matrices. %F A134347 Conjecture: T(n,k) = 2^(k+1)*binomial(n,k) for k < n; T(n,n) = 2^(n+1)-1. - _Knud Werner_, Jan 05 2022 %e A134347 First few rows of the triangle are: %e A134347 1; %e A134347 2, 3; %e A134347 2, 8, 7; %e A134347 2, 12, 24, 15; %e A134347 2, 16, 48, 64, 31; %e A134347 2, 20, 80, 160, 160, 63; %e A134347 2, 24, 120, 320, 480, 384, 127; %e A134347 ... %Y A134347 Cf. A007318, A134346, A048473 (row sums). %K A134347 nonn,tabl %O A134347 0,2 %A A134347 _Gary W. Adamson_, Oct 21 2007