A015339 Inverse of 1330th cyclotomic polynomial.

1, 1, 0, 0, 0, -1, -1, -1, -1, 0, 1, 1, 1, 1, 1, 0, -1, -1, -1, -2, -1, 0, 0, 1, 2, 1, 1, 1, 0, -1, -1, -1, -1, -1, 0, 1, 1, 1, 2, 1, 0, 0, -1, -2, -1, -1, -1, 0, 1, 1, 1, 1, 1, 0, -1, -1, -1, -2, -1, 0, 0, 1, 2, 1, 1, 1, 0, -1, -1, -1, -1, -1, 0, 1, 1, 1, 2, 1, 0, 0, -1

Offset

0,20

Comments

Periodic with period length 1330. - Ray Chandler, Apr 07 2017

Links

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

Index entries for periodic sequences, period 1330.

Index entries for linear recurrences with constant coefficients, order 432.

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(1330)+O(x^(n+1))) \\ Charles R Greathouse IV, Jun 01 2026

Crossrefs

Sequence in context: A029409 A335391 A014674 * A137867 A324734 A359902

Adjacent sequences: A015336 A015337 A015338 * A015340 A015341 A015342

Keyword

sign,easy

Author

Simon Plouffe

Status

approved