A015714 Inverse of 1705th cyclotomic polynomial.

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

Offset

0,1

Comments

Periodic with period length 1705. - Ray Chandler, Apr 07 2017

Links

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

Index entries for periodic sequences, period 1705.

Index entries for linear recurrences with constant coefficients, order 1200.

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[1705, x], {x, 0, 120}], x] (* Harvey P. Dale, Jun 26 2021 *)

Prog

(PARI) first(n)=Vec(1/polcyclo(1705)+O(x^(n+1))) \\ Charles R Greathouse IV, Jun 01 2026

Crossrefs

Sequence in context: A011651 A016264 A016044 * A015604 A015054 A016099

Adjacent sequences: A015711 A015712 A015713 * A015715 A015716 A015717

Keyword

sign,easy

Author

Simon Plouffe

Status

approved