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A015227
Inverse of 1218th cyclotomic polynomial.
1
1, 1, 0, -1, -1, 0, 1, 0, -1, -1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -1, 0, 1, 1, 0, -1, 0, 1, 1, 0, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, -1, -1, 0, 1, 0, -1, -1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
OFFSET
0,1
COMMENTS
Periodic with period length 1218. - Ray Chandler, Apr 07 2017
MAPLE
with(numtheory, cyclotomic); c := n->series(1/cyclotomic(n, x), x, 80);
MATHEMATICA
CoefficientList[Series[1/Cyclotomic[1218, x], {x, 0, 300}], x] (* Harvey P. Dale, Sep 02 2016 *)
CROSSREFS
Sequence in context: A014660 A015311 A014618 * A014492 A014975 A014408
KEYWORD
sign
AUTHOR
STATUS
approved