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A165488
Square the terms of A165482 while preserving the signs.
4
0, 1, 4, 9, 16, 9, 16, 9, 16, 25, 16, 9, 16, 9, 4, 1, 4, 1, 4, 9, 4, 1, 0, -1, 0, 1, 0, 1, 0, 1, 0, -1, 0, -1, -4, -1, 0, -1, 0, -1, -4, -1, -4, -9, -16, -25, -36, -25, -16, -9, -4, -9, -16, -9, -4, -1, -4, -1, 0, -1, -4, -1, -4, -9, -4, -1, -4, -9, -16, -25, -16, -25, -16, -9
OFFSET
0,3
COMMENTS
Period 28657.
LINKS
CROSSREFS
KEYWORD
sign
AUTHOR
Antti Karttunen, Sep 21 2009
EXTENSIONS
Definition revised by N. J. A. Sloane, Jan 26 2013
STATUS
approved