A015416 Inverse of 1407th cyclotomic polynomial.

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

Offset

0,1

Comments

Periodic with period length 1407. - Ray Chandler, Apr 07 2017

Links

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

Index entries for periodic sequences, period 1407.

Index entries for linear recurrences with constant coefficients, order 792.

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[1407, x], {x, 0, 120}], x, {120}] (* Harvey P. Dale, Dec 05 2020 *)

Prog

(PARI) first(n)=Vec(1/polcyclo(1407)+O(x^(n+1))) \\ Charles R Greathouse IV, Jun 01 2026

Crossrefs

Sequence in context: A015668 A015542 A015500 * A015290 A015248 A015122

Adjacent sequences: A015413 A015414 A015415 * A015417 A015418 A015419

Keyword

sign,easy

Author

Simon Plouffe

Status

approved