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A024793 Number of 9's in all partitions of n. +0
9
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 2, 3, 5, 7, 11, 15, 22, 31, 43, 58, 80, 106, 142, 187, 246, 319, 416, 533, 685, 872, 1108, 1397, 1762, 2204, 2755, 3426, 4251, 5250, 6476, 7950, 9746, 11905, 14514, 17638, 21403, 25888, 31265, 37661, 45288, 54329, 65079, 77725, 92813, 110537, 131446 (list; graph; listen)
OFFSET

1,11

MATHEMATICA

<< DiscreteMath`Combinatorica`; Table[ Count[ Flatten[ Partitions[n]], 9], {n, 1, 55} ]

CROSSREFS

Cf. A066633, A024786, A024787, A024788, A024789, A024790, A024791, A024792, A024794.

Sequence in context: A091584 A091582 A101977 this_sequence A116601 A024792 A055771

Adjacent sequences: A024790 A024791 A024792 this_sequence A024794 A024795 A024796

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified July 4 18:25 EDT 2008. Contains 140886 sequences.


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