A015912 Inverse of 1903rd cyclotomic polynomial.

1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0

Offset

0,1

Comments

Periodic with period length 1903. - Ray Chandler, Apr 07 2017

Links

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

Index entries for periodic sequences, period 1903.

Index entries for linear recurrences with constant coefficients, order 1720.

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(1903)+O(x^(n+1))) \\ Charles R Greathouse IV, Jun 01 2026

Crossrefs

Sequence in context: A015802 A015835 A015846 * A015967 A015978 A016000

Adjacent sequences: A015909 A015910 A015911 * A015913 A015914 A015915

Keyword

sign,easy

Author

Simon Plouffe

Status

approved