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A130028
0
1, 1, 1, 3, 0, 1, 3, 2, 0, 1, 6, 0, 1, 0, 1, 4, 3, 1, 1, 0, 1, 10, 0, 0, 0, 1, 0, 1, 6, 4, 1, 1, 0, 1, 0, 1, 12, 0, 2, 0, 0, 0, 1, 0, 1, 8, 6, 0, 1, 1, 0, 0, 1, 0, 1
OFFSET
1,4
COMMENTS
Row sums = A004277, 1 followed by even terms: (1, 2, 4, 6, 8, 10, ...).
FORMULA
A129686 * A054523 as infinite lower triangular matrices, where A129686 = the alternate term operator.
EXAMPLE
First few rows of the triangle:
1;
1, 1;
3, 0, 1;
3, 2, 0, 1;
6, 0, 1, 0, 1;
4, 3, 1, 1, 0, 1;
10, 0, 0, 0, 1, 0, 1;
6, 4, 1, 1, 0, 1, 0, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, May 02 2007
STATUS
approved