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A129236
3
1, 1, 2, 2, 0, 3, 2, 1, 0, 4, 4, 0, 0, 0, 5, 2, 2, 1, 0, 0, 6, 6, 0, 0, 0, 0, 0, 7, 4, 2, 0, 1, 0, 0, 0, 8, 6, 0, 2, 0, 0, 0, 0, 0, 9, 4, 4, 0, 0, 1, 0, 0, 0, 0, 10
OFFSET
1,3
COMMENTS
Left border = phi(n), A000010: (1, 1, 2, 2, 4, 2, 6, ...). A129237 = inverse Moebius transform of A129234.
FORMULA
A054525 * A129234 as infinite lower triangular matrices.
EXAMPLE
First few rows of the triangle:
1;
1, 2;
2, 0, 3;
2, 1, 0, 4;
4, 0, 0, 0, 5;
2, 2, 1, 0, 0, 6;
6, 0, 0, 0, 0, 0, 7;
4, 2, 0, 1, 0, 0, 0, 8;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Apr 05 2007
STATUS
approved