%I #4 Mar 03 2013 14:29:00
%S 1,2,1,4,1,1,4,2,1,1,8,2,1,1,1,5,4,2,1,1,1,11,4,2,1,1,1,1,11,4,2,2,1,
%T 1,1,1,11,4,4,2,1,1,1,1,1,6,8,4,2,2,1,1,1,1,1,16,8,4,2,1,1,1,1,1,1,16,
%U 5,4,4,2,2,1,1,1,1,1,1,28,5,4,4,2,2,1,1,1,1,1,1,1
%N Triangle read by rows, A000012 * A140581.
%C Row sums = A072107: (1, 3, 6, 8, 13, 14,...).
%F Triangle read by rows, A000012 * A140581; where A000012 = the infinite lower triangular matrix with all 1's: [1; 1,1; 1,1,1;...].
%e First few rows of the triangle are:
%e 1;
%e 2, 1;
%e 4, 1, 1;
%e 4, 2, 1, 1;
%e 8, 2, 1, 1, 1;
%e 5, 4, 2, 1, 1, 1;
%e 11, 4, 2, 1, 1, 1, 1;
%e 11, 4, 2, 2, 1, 1, 1, 1;
%e 11, 4, 4, 2, 1, 1, 1, 1, 1;
%e 6, 8, 4, 2, 2, 1, 1, 1, 1, 1;
%e ...
%Y Cf. A140581, A072107.
%K nonn,tabl
%O 0,2
%A _Gary W. Adamson_ and _Mats Granvik_, May 17 2008
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