A015244 - OEIS

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A015244

Inverse of 1235th cyclotomic polynomial.

1

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

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OFFSET

0,1

COMMENTS

Periodic with period length 1235. - 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 864.

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[1235, x], {x, 0, 120}], x] (* Harvey P. Dale, May 07 2019 *)

CROSSREFS

Sequence in context: A016352 A011644 A016344 * A015894 A011639 A016330

Adjacent sequences: A015241 A015242 A015243 * A015245 A015246 A015247

KEYWORD

sign

AUTHOR

STATUS

approved