A014636 Inverse of 627th cyclotomic polynomial.

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

Offset

0,1

Comments

Periodic with period length 627. - Ray Chandler, Apr 06 2017

Links

Ray Chandler, Table of n, a(n) for n = 0..1000

Index entries for periodic sequences.

Index entries for linear recurrences with constant coefficients, order 360.

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[627, x], {x, 0, 210}], x] (* Harvey P. Dale, Apr 26 2018 *)

Prog

(PARI) Vec(1/polcyclo(627)+O(x^99)) \\ Charles R Greathouse IV, May 31 2026

Crossrefs

Sequence in context: A015896 A014438 A014867 * A015263 A011640 A016220

Adjacent sequences: A014633 A014634 A014635 * A014637 A014638 A014639

Keyword

sign,easy

Author

Simon Plouffe

Status

approved