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Search: id:A097796
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A097796 Number of partitions of n into perfect numbers. +0
4
0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 2, 0, 1, 0 (list; graph; listen)
OFFSET

1,84

COMMENT

a(2*n) = A097795(n), a(n) = 0.

LINKS

Eric Weisstein's World of Mathematics, Perfect Number

Eric Weisstein's World of Mathematics, Partition

EXAMPLE

a(90)=2: 90 = 15*6 = 15*A000396(1) = 3*28 + 1*6 = 3*A000396(2) + 1*A000396(1).

CROSSREFS

Cf. A000396, A000041, A058696, A080225.

Sequence in context: A039975 A016253 A117188 this_sequence A133565 A035169 A067432

Adjacent sequences: A097793 A097794 A097795 this_sequence A097797 A097798 A097799

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 25 2004

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Last modified November 24 19:42 EST 2009. Contains 167435 sequences.


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