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A112344 Number of partitions of n into perfect powers. +0
2
0, 0, 0, 1, 0, 0, 0, 2, 1, 0, 0, 2, 1, 0, 0, 4, 2, 1, 0, 4, 2, 1, 0, 6, 5, 2, 2, 6, 5, 2, 2, 10, 8, 5, 4, 13, 8, 5, 4, 17, 14, 8, 9, 20, 17, 8, 9, 26, 24, 15, 14, 34, 27, 19, 14, 40, 38, 27, 25, 48, 47, 31, 30, 58, 59, 44, 42, 75, 68, 55, 47, 91, 86, 70, 67, 110, 106, 81, 81, 130, 134, 104 (list; graph; listen)
OFFSET

1,8

LINKS

Eric Weisstein's World of Mathematics, Perfect Power

Eric Weisstein's World of Mathematics, Partition

EXAMPLE

a(20) = #{16+4, 8+8+4, 8+4+4+4, 4+4+4+4+4} = 4.

CROSSREFS

Cf. A001597, A000041, A001156, A078134, A062051, A112345.

Sequence in context: A131962 A072575 A025872 this_sequence A123721 A085863 A054008

Adjacent sequences: A112341 A112342 A112343 this_sequence A112345 A112346 A112347

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Sep 05 2005

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.


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