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A045701 Number of ways n can be written a sum of a square of a prime and a cube of a prime. +0
2
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(12) = 1 because 12=2^2+2^3; a(17) = 1 because 17=2^3+3^2.

CROSSREFS

Sequence in context: A070207 A107846 A065202 this_sequence A011725 A037808 A023973

Adjacent sequences: A045698 A045699 A045700 this_sequence A045702 A045703 A045704

KEYWORD

easy,nonn

AUTHOR

Felice Russo (felice.russo(AT)katamail.com)

EXTENSIONS

More terms from Erich Friedman (erich.friedman(AT)stetson.edu).

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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