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A165917
a(n) = sum of the squarefree quadratic non-residues of n.
1
0, 0, 2, 5, 5, 7, 14, 23, 16, 12, 25, 44, 31, 37, 55, 86, 56, 73, 57, 117, 100, 95, 141, 188, 117, 86, 143, 193, 138, 172, 216, 287, 233, 161, 251, 393, 231, 264, 403, 520, 319, 390, 328, 571, 552, 398, 509, 706, 442, 422, 489, 731, 429, 581, 707, 898, 657, 477
OFFSET
1,3
LINKS
CROSSREFS
Sequence in context: A161180 A101858 A329813 * A165898 A194531 A092394
KEYWORD
nonn
AUTHOR
EXTENSIONS
a(1) added and definition corrected by Christopher Hunt Gribble, Oct 05 2009
STATUS
approved