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1, 2, 4, 3, 5, 8, 4, 6, 9, 13, 5, 7, 10, 14, 19, 6, 8, 11, 15, 20, 26, 7, 9, 12, 16, 21, 27, 34, 8, 10, 13, 17, 22, 28, 35, 43, 9, 11, 14, 18, 23, 29, 36, 44, 53, 10, 12, 15, 19, 24, 30, 37, 45, 54, 64
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| Row sums = A134465: (1, 6, 16, 32, 55, 86,...).
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FORMULA
| (A127648 * A000012 * A000012 * A127773) - A000012, as infinite lower triangular matrices.
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EXAMPLE
| First few rows of the triangle are:
1;
2, 4;
3, 5, 8;
4, 6, 9, 13;
5, 7, 10, 14, 19;
6, 8, 11, 15, 20, 26;
7, 9, 12, 16, 21, 27, 34;
...
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CROSSREFS
| Cf. A127648, A127773, A134465.
Sequence in context: A093506 A082006 A155850 * A104472 A132193 A185910
Adjacent sequences: A134461 A134462 A134463 * A134465 A134466 A134467
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KEYWORD
| nonn,tabl
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AUTHOR
| Gary W. Adamson (qntmpkt(AT)yahoo.com), Oct 26 2007
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