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A015569

Inverse of 1560th cyclotomic polynomial.

1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, -1

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OFFSET

0,1

COMMENTS

Periodic with period length 1560. - Ray Chandler, Apr 07 2017

LINKS

Ray Chandler, Table of n, a(n) for n = 0..2000

Index entries for linear recurrences with constant coefficients, order 384.

Index to sequences related to inverse of cyclotomic polynomials

MAPLE

with(numtheory, cyclotomic); c := n->series(1/cyclotomic(n, x), x, 80);

MATHEMATICA

CoefficientList[Series[1/Cyclotomic[1560, x], {x, 0, 100}], x] (* G. C. Greubel, Jan 06 2018 *)

PROG

(PARI) Vec(1/polcyclo(1560) + O(x^100)) \\ Michel Marcus, Jan 07 2018

CROSSREFS

Sequence in context: A016328 A016289 A016049 * A015329 A276791 A111900

Adjacent sequences: A015566 A015567 A015568 * A015570 A015571 A015572

KEYWORD

sign

AUTHOR

Simon Plouffe

STATUS

approved

URL: https://oeis.org/A015569

⇱ A015569 - OEIS