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Search: id:A023879
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A023879 Number of partitions in expanding space. +0
1
1, 1, 3, 12, 79, 722, 8675, 128177, 2248873, 45644104, 1051632553, 27107038863, 772751427746, 24136897360750, 819689757351091, 30068876227952332, 1184869328943005936, 49914047187427191742 (list; graph; listen)
OFFSET

0,3

FORMULA

G.f.: $ \prod_{k=1}^{\infty} (1 - x^k)^{(- k^{k-1})}$.

CROSSREFS

Sequence in context: A108043 A058561 A058107 this_sequence A084565 A023881 A067111

Adjacent sequences: A023876 A023877 A023878 this_sequence A023880 A023881 A023882

KEYWORD

nonn

AUTHOR

Olivier Gerard (olivier.gerard(AT)gmail.com)

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Last modified November 24 14:25 EST 2009. Contains 167438 sequences.


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