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Search: id:A137649
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| 1, 2, 1, 3, 4, 1, 4, 11, 7, 1, 5, 26, 32, 11, 1, 6, 57, 122, 76, 16, 1, 7, 120, 423, 426, 156, 22, 1, 8, 247, 1389, 2127, 1206, 288, 29, 1, 9, 502, 4414, 9897, 8157, 2934, 491, 37, 1, 10, 1013, 13744, 44002, 50682, 25761, 6371, 787, 46, 1
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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Row sums = A024716: (1, 3, 8, 23, 75, 278,...). A137650 = A008277 * A000012
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FORMULA
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A000012 * A008277 (Stirling2 triangle) as infinite lower triangular matrices. Partial column sums of A008277.
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EXAMPLE
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First few rows of the triangle are:
1;
2, 1;
3, 4, 1;
4, 11, 7, 1;
5, 26, 32, 11, 1;
6, 57, 122, 76, 16, 1;
7, 120, 423, 426, 156, 22, 1;
...
Row 4 = (4, 11, 7, 1) = partial column sums of the first 4 rows of A008277:
1;
1, 1;
1, 3, 1;
1, 7, 6, 1;
...
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CROSSREFS
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Cf. A024716, A008277.
Sequence in context: A078812 A104711 A133112 this_sequence A104002 A073135 A063804
Adjacent sequences: A137646 A137647 A137648 this_sequence A137650 A137651 A137652
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KEYWORD
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nonn,tabl
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Feb 01 2008
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