A015794 Inverse of 1785th cyclotomic polynomial.

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

Offset

0,8

Comments

Periodic with period length 1785. - Ray Chandler, Apr 07 2017

Links

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

Index entries for periodic sequences, period 1785.

Index entries for linear recurrences with constant coefficients, order 768.

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(1785)+O(x^(n+1))) \\ Charles R Greathouse IV, Jun 01 2026

Crossrefs

Sequence in context: A083093 A334621 A293899 * A011650 A016357 A016388

Adjacent sequences: A015791 A015792 A015793 * A015795 A015796 A015797

Keyword

sign,easy

Author

Simon Plouffe

Status

approved