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A045634 Number of ways in which n can be partitioned as a sum of a square and cube. +0
5
1, 2, 1, 0, 1, 1, 0, 0, 1, 2, 1, 0, 1, 0, 0, 0, 1, 2, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 0, 0, 2, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 2, 2, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 2, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 2 (list; graph; listen)
OFFSET

0,2

LINKS

T. D. Noe, Table of n, a(n) for n=0..10000

EXAMPLE

a(9)=2 because 9=2^3+1^2 and 9=3^2+0^3.

MAPLE

M:=100; M2:=M^2; t0:=array(0..M2);

for i from 0 to M2 do t0[i]:=0; od:

for a from 0 to M do for b from 0 to M do

i:=a^2+b^3; if i <= M2 then t0[i]:=t0[i]+1; fi; od: od:

[seq(t0[i], i=0..M2)];

CROSSREFS

Cf. A022549, A135910-A135912.

Sequence in context: A016102 A083905 A045706 this_sequence A141702 A113313 A099200

Adjacent sequences: A045631 A045632 A045633 this_sequence A045635 A045636 A045637

KEYWORD

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 December 20 00:58 EST 2009. Contains 171054 sequences.


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