%I #14 Apr 07 2017 15:56:28
%S 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,
%T 0,0,0,0,0,0,0,0,0,-1,-1,0,1,1,0,-1,0,1,1,0,-1,-1,0,0,0,0,0,0,0,0,0,0,
%U 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
%N Inverse of 1722nd cyclotomic polynomial.
%C Periodic with period length 1722. - _Ray Chandler_, Apr 07 2017
%H Ray Chandler, <a href="/A015731/b015731.txt">Table of n, a(n) for n = 0..2000</a>
%H <a href="/index/Rec#order_480">Index entries for linear recurrences with constant coefficients</a>, order 480.
%H <a href="/index/Pol#poly_cyclo_inv">Index to sequences related to inverse of cyclotomic polynomials</a>
%p with(numtheory,cyclotomic); c := n->series(1/cyclotomic(n,x),x,80);
%K sign
%O 0,1
%A _Simon Plouffe_