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Search: id:A128182
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| 1, 0, 2, 1, 3, 3, 2, 6, 8, 4, 4, 12, 18, 15, 5, 8, 24, 38, 40, 24, 6, 16, 48, 78, 93, 75, 35, 7, 32, 96, 158, 202, 194, 126, 48, 8, 64, 192, 318, 423, 453, 362, 196, 63, 9, 128, 384, 638, 868, 996, 914, 622, 288, 80, 10
(list; table; graph; listen)
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OFFSET
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0,3
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COMMENT
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Row sums = 1, 2, 7, 20, 54, 140, 352, 864, 2080, 4928,
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FORMULA
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A007318 * A128180 as infinite lower triangular matrices.
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EXAMPLE
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First few rows of the triangle are:
1;
0, 2;
1, 3, 3;
2, 6, 8, 4;
4, 12, 18, 15, 5;
8, 24, 38, 40, 24, 6;
16, 48, 78, 93, 75, 35, 7;
...
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CROSSREFS
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Cf. A128179, A128180.
Sequence in context: A111492 A144305 A138635 this_sequence A059739 A035566 A110783
Adjacent sequences: A128179 A128180 A128181 this_sequence A128183 A128184 A128185
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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 17 2007
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