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Search: id:A111902
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A111902 Number of partitions of n into distinct parts that are primes or squares of primes. +0
3
0, 1, 1, 1, 2, 1, 3, 1, 4, 2, 4, 4, 4, 6, 4, 8, 5, 9, 7, 10, 9, 11, 12, 12, 15, 14, 17, 17, 20, 20, 23, 24, 26, 28, 30, 32, 35, 36, 40, 41, 46, 47, 52, 54, 58, 62, 65, 71, 73, 80, 82, 90, 93, 101, 104, 113, 117, 125, 132, 139, 148, 154, 165, 171, 183, 191, 202, 212, 223, 235 (list; graph; listen)
OFFSET

1,5

EXAMPLE

a(12) = #{3^2+3, 7+5, 7+3+2, 5+2^2+3} = 4.

CROSSREFS

Cf. A000586, A111900, A106244, A111901.

Sequence in context: A087145 A117172 A029207 this_sequence A078898 A130747 A055440

Adjacent sequences: A111899 A111900 A111901 this_sequence A111903 A111904 A111905

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 20 2005

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.


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