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A158511
a(n) = A158504(n) - n.
0
1, -1, 0, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 1, -1, 0, 0, 1, -1, 1, -1, 0, 0, 0, 1, -1, 0, 2, -1, -1, 0, 1, 3, -2, -1, -1, 0, 1, -1, 0, 0, 0, 0, 2, -1, -1, 1, -1, 0, 1, -1, 0, 0, 0, 0, 1, 4, -2, -1, -1, -1, 1, -1, 0, 0, 0, 1, -1, 0, 2, -1, -1, 0, 1, 2, -2, -1, 0, 0, 1, -1, 0
OFFSET
1,37
CROSSREFS
Sequence in context: A129501 A129353 A174295 * A092921 A191607 A029387
KEYWORD
sign
AUTHOR
Paul Curtz, Mar 20 2009
EXTENSIONS
Edited by N. J. A. Sloane, Apr 07 2009
More terms from R. J. Mathar, Apr 16 2009
STATUS
approved