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A114099 Number of partitions of n into parts with digital root = 9. +0
12
0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0, 11, 0, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 0, 0, 0, 0, 0, 22, 0, 0, 0, 0, 0, 0, 0, 0, 30, 0, 0, 0, 0, 0, 0, 0, 0, 42, 0, 0, 0, 0, 0, 0, 0, 0, 56, 0, 0, 0 (list; graph; listen)
OFFSET

1,18

COMMENT

a(n) = A114102(n) - A116371(n) - A116372(n) - A116373(n) - A116374(n) - A116375(n) - A116376(n) - A116377(n) - A116378(n).

LINKS

Eric Weisstein's World of Mathematics, Digital Root

FORMULA

a(n) = A000041(floor(n/9))*0^(n mod 9).

EXAMPLE

a(27) = #{27, 18+9, 9+9+9} = 3.

CROSSREFS

Cf. A010888.

A147706. [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 11 2008]

Sequence in context: A004530 A084863 A073346 this_sequence A028613 A024362 A104488

Adjacent sequences: A114096 A114097 A114098 this_sequence A114100 A114101 A114102

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Feb 12 2006

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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