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A133699
1
1, 1, 1, 1, 0, 2, 1, 1, 0, 1, 1, 0, 0, 0, 2, 1, 1, 2, 0, 0, 2, 1, 0, 0, 0, 0, 0, 2, 1, 1, 0, 1, 0, 0, 0, 1, 1, 0, 2, 0, 0, 0, 0, 0, 3, 1, 1, 0, 0, 2, 0, 0, 0, 0, 2
OFFSET
1,6
COMMENTS
Right border = A001227, the number of odd divisors of n.
Row sums = A133700: (1, 2, 3, 3, 3, 6, 3, 4, 6, 6, ...)
FORMULA
Inverse Mobius transform of A133698, as infinite lower triangular matrices.
EXAMPLE
First few rows of the triangle:
1;
1, 1;
1, 0, 2;
1, 1, 0, 1;
1, 0, 0, 0, 2;
1, 1, 2, 0, 0, 2;
1, 0, 0, 0, 0, 0, 2;
1, 1, 0, 1, 0, 0, 0, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Sep 21 2007
STATUS
approved