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1, 3, 1, 4, 2, 1, 5, 2, 2, 1, 6, 2, 2, 2, 1, 7, 2, 2, 2, 2, 1, 8, 2, 2, 2, 2, 2, 1, 9, 2, 2, 2, 2, 2, 1, 10, 2, 2, 2, 2, 2, 2, 2, 1
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| Row sums = A016777: (1, 4, 7, 10, 13,...). A131032 = a097806 * A051340
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FORMULA
| A051340 * A097806 as infinite lower triangular matrices; where A051340 = (1; 2,1; 3,1,1;...) and A097806 = the pairwise operator.
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EXAMPLE
| First few rows of the triangle are:
1;
3, 1;
4, 2, 1;
5, 2, 2, 1;
6, 2, 2, 2, 1;
7, 2, 2, 2, 2, 1;
...
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CROSSREFS
| Cf. A051340, A097806, A016777.
Sequence in context: A020851 A190457 A179833 * A135821 A134545 A174907
Adjacent sequences: A131030 A131031 A131032 * A131034 A131035 A131036
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KEYWORD
| nonn,tabl
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AUTHOR
| Gary W. Adamson (qntmpkt(AT)yahoo.com), Jun 10 2007
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