A165923 a(n) = sum of the square-full quadratic residues of n.

0, 0, 0, 0, 4, 4, 4, 4, 4, 13, 13, 13, 25, 21, 13, 13, 37, 29, 29, 29, 47, 61, 67, 41, 53, 66, 54, 62, 126, 78, 128, 54, 93, 112, 54, 82, 157, 162, 129, 134, 208, 136, 154, 122, 130, 211, 239, 90, 192, 207, 157, 239, 327, 286, 248, 251, 290, 362, 319, 248, 459

Offset

1,5

Links

C. H. Gribble, Table of n, a(n) for n=1,...,1000.

Crossrefs

Cf: A165919

Sequence in context: A287392 A035627 A228423 * A228729 A174444 A268237

Adjacent sequences: A165920 A165921 A165922 * A165924 A165925 A165926

Keyword

nonn

Author

Christopher Hunt Gribble, Sep 30 2009

Status

approved