A015452 Inverse of 1443rd cyclotomic polynomial.

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

Offset

0,1

Comments

Periodic with period length 1443. - Ray Chandler, Apr 07 2017

Links

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

Index entries for periodic sequences, period 1443.

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[1443, x], {x, 0, 120}], x] (* Harvey P. Dale, Jan 03 2024 *)

Prog

(PARI) first(n)=Vec(1/polcyclo(1443)+O(x^(n+1))) \\ Charles R Greathouse IV, Jun 01 2026

Crossrefs

Sequence in context: A015842 A015686 A015608 * A015218 A015140 A016271

Adjacent sequences: A015449 A015450 A015451 * A015453 A015454 A015455

Keyword

sign,easy

Author

Simon Plouffe

Status

approved