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A131258
A129686^(-1) * A052509.
0
1, 1, 1, 0, 2, 1, 0, 2, 2, 1, 1, 2, 3, 2, 1, 1, 3, 5, 3, 2, 1, 0, 4, 8, 6, 3, 2, 1, 0, 4, 11, 12, 6, 3, 2, 1, 1, 4, 14, 20, 13, 6, 3, 2, 1, 1, 5, 18, 30, 25, 13, 6, 3, 2, 1
OFFSET
0,5
COMMENTS
Row sums = A097083: (1, 2, 3, 5, 9, 15, ...).
FORMULA
A129686^(-1) * A052509 as infinite lower triangular matrices, where A129686 = the alternate term operator.
EXAMPLE
First few rows of the triangle:
1;
1, 1;
0, 2, 1;
0, 2, 2, 1;
1, 2, 3, 2, 1;
1, 3, 5, 3, 2, 1;
0, 4, 8, 6, 3, 2, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Jun 23 2007
STATUS
approved