%I #2 Mar 30 2012 17:25:32
%S 1,3,1,3,3,4,3,3,12,10,3,3,12,30,28,3,3,12,30,84,76,3,3,12,30,84,228,
%T 208,3,3,12,30,84,228,624,568,3,3,12,30,84,228,624,1704,1552
%N Eigentriangle by rows, n terms of (3 * A026150) followed by A026150(n).
%C Right border = A026150: (1, 1, 4, 10, 28, 76, 208, 568,...).
%C Row sums = (1, 4, 10, 28, 76,...) = INVERT transform of (1, 3, 3, 3,...).
%C Sum of n-th row terms = rightmost term of next row.
%F Eigentriangle by rows, n terms of (3 * A026150) followed by A026150(n).
%e First few rows of the triangle =
%e 1;
%e 3, 1;
%e 3, 3, 4;
%e 3, 3, 12, 10;
%e 3, 3, 12, 30, 28;
%e 3, 3, 12, 30, 84, 76;
%e 3, 3, 12, 30, 84, 228, 208;
%e ...
%Y A026150
%K nonn,tabl
%O 0,2
%A _Gary W. Adamson_, Sep 06 2008
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