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 A015140 Inverse of 1131st cyclotomic polynomial. 1
 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, 0, 0, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, 0, 0, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Periodic with period length 1131. - Ray Chandler, Apr 07 2017 LINKS Ray Chandler, Table of n, a(n) for n = 0..2000 MAPLE with(numtheory, cyclotomic); c := n->series(1/cyclotomic(n, x), x, 80); CROSSREFS Sequence in context: A015608 A015452 A015218 * A016271 A015320 A015662 Adjacent sequences:  A015137 A015138 A015139 * A015141 A015142 A015143 KEYWORD sign AUTHOR STATUS approved

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Last modified January 16 03:30 EST 2019. Contains 319184 sequences. (Running on oeis4.)