%I #6 Mar 25 2022 00:34:15
%S 1,2,1,4,4,1,8,12,6,1,15,30,23,8,1,26,65,68,37,10,1,42,126,168,126,54,
%T 12,1,64,224,364,350,208,74,14,1,93,372,714,840,642,318,97,16,1,130,
%U 585,1296,1806,1692,1080,460,123,18,1
%N A077018 * A007318.
%C Row sums = A048481: (1, 3, 9, 27, 77, 207, 529, ...).
%F A077018 * A007318 as infinite lower triangular matrices.
%e First few rows of the triangle:
%e 1;
%e 2, 1;
%e 4, 4, 1;
%e 8, 12, 6, 1;
%e 15, 30, 23, 8, 1;
%e 26, 65, 68, 37, 10, 1;
%e 42, 126, 168, 126, 54, 12, 1;
%e ...
%Y Cf. A077018, A048481.
%K nonn,tabl
%O 0,2
%A _Gary W. Adamson_, Oct 23 2007