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A127479
Triangle read by rows: A054522 * A054521 as infinite lower triangular matrices.
0
1, 2, 0, 3, 2, 0, 4, 0, 2, 0, 5, 4, 4, 4, 0, 6, 2, 0, 0, 2, 0, 7, 6, 6, 6, 6, 6, 0, 8, 0, 6, 0, 4, 0, 4, 0, 9, 8, 0, 6, 6, 0, 6, 6, 0, 10, 4, 8, 4, 0, 0, 4, 0, 4, 0
OFFSET
1,2
COMMENTS
Row sums = A029939: (1, 2, 5, 6, 17, 10, 37, ...).
EXAMPLE
First few rows of the triangle:
1;
2, 0;
3, 2, 0;
4, 0, 2, 0;
5, 4, 4, 4, 0;
6, 2, 0, 0, 2, 0;
7, 6, 6, 6, 6, 6, 0;
8, 0, 6, 0, 4, 0, 4, 0;
...
CROSSREFS
KEYWORD
nonn,tabl,more
AUTHOR
Gary W. Adamson, Jan 15 2007
EXTENSIONS
Edited by N. J. A. Sloane, Aug 10 2019
STATUS
approved