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A128971
0
1, 2, 2, 5, 4, 4, 10, 10, 8, 8, 21, 20, 20, 16, 16, 42, 42, 40, 40, 32, 32, 85, 84, 84, 80, 80, 64, 64, 170, 170, 168, 168, 160, 160, 128
OFFSET
0,2
COMMENTS
Left column = A000975: (1, 2, 5, 10, 21, 42, ...). Row sums = A102301: (1, 4, 13, 36, 93, ...). A130127 = A000012 * A130125.
FORMULA
A130125 * A000012 as infinite lower triangular matrices.
EXAMPLE
First few rows of the triangle:
1;
2, 2;
5, 4, 4;
10, 10, 8, 8;
21, 20, 20, 16, 16;
42, 42, 40, 40, 32, 32;
85, 84, 84, 80, 80, 64, 64;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, May 11 2007
STATUS
approved