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A168509
Triangle read by rows, A051731 * A101688
3
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1
OFFSET
1,17
COMMENTS
Row sums = A079247: (1, 2, 3, 4, 4, 7, 5, 8, 8, 10,...).
FORMULA
Triangle read by rows, inverse Mobius transform of A101688; where A051731 = the
inverse Mobius transform operator.
EXAMPLE
First few rows of the triangle =
1;
1, 1;
1, 1, 1;
1, 1, 1, 1;
1, 0, 1, 1, 1;
1, 2, 1, 1, 1, 1,
1, 0, 0, 1, 1, 1, 1;
1, 1, 1, 1, 1, 1, 1, 1;
1, 1, 1, 0, 1, 1, 1, 1, 1;
1, 1, 1, 1, 1, 1, 1, 1, 1, 1;
1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1;
1, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1;
1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1;
1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1;
1, 1, 2, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1;
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1;
1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Nov 27 2009
STATUS
approved