A016139 Inverse of 2130th 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, -1, -1, 0, 1, 1, 1, 0, -1, -1, 0

Offset

0,1

Comments

Periodic with period length 2130. - Ray Chandler, Apr 07 2017

Links

Ray Chandler, Table of n, a(n) for n = 0..3000

Index entries for periodic sequences, period 2130.

Index entries for linear recurrences with constant coefficients, order 560.

Index to sequences related to inverse of cyclotomic polynomials

Maple

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

Prog

(PARI) first(n)=Vec(1/polcyclo(2130)+O(x^(n+1))) \\ Charles R Greathouse IV, Jun 01 2026

Crossrefs

Sequence in context: A015104 A016199 A015074 * A015014 A016019 A014924

Adjacent sequences: A016136 A016137 A016138 * A016140 A016141 A016142

Keyword

sign,easy,changed

Author

Simon Plouffe

Status

approved