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Search: id:A165924
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A165924 a(n) = number of square-full non-zero quadratic residues of n. +0
1
0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 3, 3, 2, 2, 4, 3, 3, 3, 4, 5, 6, 4, 4, 5, 4, 5, 7, 5, 8, 4, 6, 7, 4, 5, 8, 8, 7, 7, 10, 7, 7, 7, 6, 11, 12, 5, 9, 8, 7, 9, 11, 10, 9, 10, 10, 12, 12, 9, 14, 15, 8, 6, 9, 12, 12, 11, 14, 11, 20, 10, 17, 14, 9, 13, 10, 13, 18, 8, 12, 17, 17, 11, 12, 17 (list; graph; listen)
OFFSET

1,10

CROSSREFS

Cf: A165919

Sequence in context: A096916 A098014 A059957 this_sequence A094528 A077774 A128219

Adjacent sequences: A165921 A165922 A165923 this_sequence A165925 A165926 A165927

KEYWORD

nonn

AUTHOR

Christopher Hunt Gribble (chris.eveswell(AT)virgin.net), Sep 30 2009

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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