Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #4 Feb 20 2022 14:58:15
%S 1,3,2,3,6,4,3,6,12,8,3,6,12,24,16,3,6,12,24,48,32,3,6,12,24,48,96,64,
%T 3,6,12,24,48,96,192,128,3,6,12,24,48,96,192,384,256
%N A059268 * A097806.
%C Row sums = A036563 starting (1, 5, 13, 29, 61, 125, ...).
%F A059268 * A097806 as infinite lower triangular matrices. A059268 = [1; 1,2; 1,2,4; ...]. A097806 = the pairwise operator.
%e First few rows of the triangle:
%e 1;
%e 3, 2;
%e 3, 6, 4;
%e 3, 6, 12, 8;
%e 3, 6, 12, 24, 16;
%e 3, 6, 12, 24, 48, 32;
%e ...
%Y Cf. A059268, A097806, A036563.
%K nonn,tabl
%O 1,2
%A _Gary W. Adamson_, May 26 2007