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Search: id:A128586
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| 1, 0, 1, -1, 0, 2, 2, -3, -3, 3, -3, 8, 0, -7, 5, 4, -15, 10, 5, -17, 8, -5, 24, -30, 15, 27, -35, 13, 6, -35, 63, -70, 7, 77, -70, 21, -7, 48, -112, 182, -98, 196, -134, 34, 8, -63, 180, -378, 378, -84, -336, 450, -251, 55
(list; table; graph; listen)
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OFFSET
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1,6
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COMMENT
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Row sums = A128587: (1, 1, 1, -1, 3, -5, 9, -15, 25, -41,...).
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FORMULA
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Inverse binomial transform of A128540
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EXAMPLE
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First few rows of the triangle are:
1;
0, 1;
-1, 0, 2;
2, -3, -3, 3;
-3, 8, 0, -7, 5;
4, -15, 10, 5, -17, 8;
...
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CROSSREFS
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Cf. A007318, A128540, A128587, A128588.
Sequence in context: A124229 A055377 A157524 this_sequence A130971 A051776 A073734
Adjacent sequences: A128583 A128584 A128585 this_sequence A128587 A128588 A128589
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KEYWORD
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tabl,sign
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Mar 11 2007
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