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Search: id:A069983
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| A069983 |
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5-gonal compositions of n into positive parts. |
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+0
2
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| 0, 0, 0, 0, 0, 1, 5, 15, 35, 65, 121, 185, 305, 420, 640, 826, 1190, 1470, 2030, 2430, 3246, 3795, 4935, 5665, 7205, 8151, 10175, 11375, 13975, 15470, 18746, 20580, 24640, 26860, 31820, 34476, 40460, 43605, 50745, 54435, 62871, 67165
(list; graph; listen)
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OFFSET
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0,7
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REFERENCES
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G. E. Andrews, P. Paule and A. Riese, MacMahon's Partition Analysis: The Omega Package, Europ. J. Combin., 22 (2001), 887-904.
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LINKS
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G. E. Andrews, P. Paule and A. Riese, MacMahon's partition analysis III. The Omega package, p. 17.
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FORMULA
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G.f.: q^5/(1-q)^5-5*q^9/(1-q)^5/(1+q)^4.
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CROSSREFS
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Cf. A069981, A069982, A005044.
Sequence in context: A034052 A061829 A063382 this_sequence A005894 A015622 A000750
Adjacent sequences: A069980 A069981 A069982 this_sequence A069984 A069985 A069986
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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), May 06 2002
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