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Search: id:A028377
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| A028377 |
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Expansion of Product(1+q^m)^(m(m+1)/2); m=1..inf. |
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+0
4
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| 1, 1, 3, 9, 19, 46, 100, 218, 460, 965, 1975, 3993, 7975, 15712, 30650, 59150, 113093, 214300, 402812, 751165, 1390714, 2557004, 4670770, 8479232, 15302657, 27462424, 49021252, 87057783, 153850769
(list; graph; listen)
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OFFSET
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0,3
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COMMENT
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Convolved with aerated A000294: [1, 0, 2, 0, 4, 0, 10, 0, 26,...] = A000294. [From Gary W. Adamson (qntmpkt(AT)yahoo.com), Jun 13 2009]
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CROSSREFS
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A000294 [From Gary W. Adamson (qntmpkt(AT)yahoo.com), Jun 13 2009]
Sequence in context: A147334 A147463 A095828 this_sequence A147439 A091411 A102001
Adjacent sequences: A028374 A028375 A028376 this_sequence A028378 A028379 A028380
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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