A015254 Inverse of 1245th cyclotomic polynomial.

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

Offset

0,1

Comments

Periodic with period length 1245. - 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 656.

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[1245, x], {x, 0, 120}], x] (* Harvey P. Dale, Sep 24 2022 *)

Prog

(PARI) Vec(1/polcyclo(1245)+O(x^99)) \\ Charles R Greathouse IV, Mar 24 2014

Crossrefs

Sequence in context: A337966 A010890 A011633 * A015194 A015104 A016199

Adjacent sequences: A015251 A015252 A015253 * A015255 A015256 A015257

Keyword

sign

Author

Simon Plouffe

Status

approved