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A007318 * A128179 as infinite lower triangular matrices.
0

%I #6 Feb 15 2022 01:51:58

%S 1,1,2,2,4,3,4,8,9,4,8,16,21,16,5,16,32,45,44,25,6,32,64,93,104,80,36,

%T 7,64,128,189,228,210,132,49,8,128,256,381,480,495,384,203,64,9,256,

%U 512,765,988,1095,978,651,296,81,10

%N A007318 * A128179 as infinite lower triangular matrices.

%C Binomial transform of A128179.

%C Row sums = A058396 starting (1, 3, 9, 25, 66, 168, ...).

%e First few rows of the triangle:

%e 1;

%e 1, 2;

%e 2, 4, 3;

%e 4, 8, 9, 4;

%e 8, 16, 21, 16, 5;

%e 16, 32, 45, 44, 25, 6;

%e 32, 64, 93, 104, 80, 36, 7;

%e ...

%Y Cf. A128179, A097807, A002260, A058396.

%K nonn,tabl

%O 1,3

%A _Gary W. Adamson_, Feb 17 2007