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Search: id:A032022
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| A032022 |
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Number of ordered partitions of n into distinct parts other than 1. |
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+0
1
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| 0, 1, 1, 1, 3, 3, 5, 5, 13, 13, 21, 27, 35, 65, 79, 109, 147, 207, 245, 449, 517, 745, 957, 1335, 1691, 2237, 3463, 4273, 5787, 7611, 10109, 13061, 17413, 21493, 32853, 39627, 53675, 68321, 91663, 114997, 152811, 192063, 245885, 346649
(list; graph; listen)
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OFFSET
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1,5
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LINKS
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C. G. Bower, Transforms (2)
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FORMULA
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"AGK" (ordered, elements, unlabeled) transform of 0, 1, 1, 1...
G.f.: Sum(i!*x^((i^2+3*i)/2)/Product((1-x^j),j=1..i),i=0..infinity). - Vladeta Jovovic (vladeta(AT)eunet.rs), May 21 2006
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CROSSREFS
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Cf. A032020.
Sequence in context: A077980 A146245 A161220 this_sequence A147198 A147048 A110192
Adjacent sequences: A032019 A032020 A032021 this_sequence A032023 A032024 A032025
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KEYWORD
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nonn
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AUTHOR
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Christian G. Bower (bowerc(AT)usa.net)
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