%I
%S 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%T 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,
%U 0,0,0,0,0,0,0,0,0,0,0,0,0
%N Inverse of 1853rd cyclotomic polynomial.
%C Periodic with period length 1853.  _Ray Chandler_, Apr 07 2017
%H Ray Chandler, <a href="/A015862/b015862.txt">Table of n, a(n) for n = 0..2000</a>
%H <a href="/index/Rec#order_1728">Index entries for linear recurrences with constant coefficients</a>, order 1728.
%H <a href="/index/Pol#poly_cyclo_inv">Index to sequences related to inverse of cyclotomic polynomials</a>
%F a(n) = 1 if 0 <= (n mod 1853) <= 16, 1 if 109 <= (n mod 1853) <= 125, 0 otherwise.  _Robert Israel_, Dec 01 2016
%p with(numtheory,cyclotomic); c := n>series(1/cyclotomic(n,x),x,80);
%K sign
%O 0,1
%A _Simon Plouffe_
