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Search: id:A084888
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A084888 Number of partitions of n^3 into two squares>0. +0
2
0, 0, 1, 0, 0, 2, 0, 0, 1, 0, 2, 0, 0, 2, 0, 0, 0, 2, 1, 0, 2, 0, 0, 0, 0, 3, 2, 0, 0, 2, 0, 0, 1, 0, 2, 0, 0, 2, 0, 0, 2, 2, 0, 0, 0, 2, 0, 0, 0, 0, 4, 0, 2, 2, 0, 0, 0, 0, 2, 0, 0, 2, 0, 0, 0, 8, 0, 0, 2, 0, 0, 0, 1, 2, 2, 0, 0, 0, 0, 0, 2, 0, 2, 0, 0, 8, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 2, 1, 0, 3, 2 (list; graph; listen)
OFFSET

0,6

LINKS

Eric Weisstein's World of Mathematics, Diophantine Equation: 2nd Powers.

Reinhard Zumkeller, Illustration for A084888 and A000404

EXAMPLE

n=100: 100^3 = 1000000 = 960^2 + 280^2 = 936^2 + 352^2 = 800^2 + 600^2, therefore a(100)=3.

CROSSREFS

Cf. A000404, A063725, A000578, A000290.

Sequence in context: A029430 A092303 A063725 this_sequence A091400 A129448 A123759

Adjacent sequences: A084885 A084886 A084887 this_sequence A084889 A084890 A084891

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jun 10 2003

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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