%I #13 Apr 07 2017 16:07:10
%S 1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,
%T -1,0,1,0,-1,0,1,0,0,0,0,0,0,0,0,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,
%U 0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1
%N Inverse of 1748th cyclotomic polynomial.
%C Periodic with period length 1748. - _Ray Chandler_, Apr 07 2017
%H Ray Chandler, <a href="/A015757/b015757.txt">Table of n, a(n) for n = 0..2000</a>
%H <a href="/index/Rec#order_792">Index entries for linear recurrences with constant coefficients</a>, order 792.
%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);
%t CoefficientList[Series[1/Cyclotomic[1748,x],{x,0,80}],x] (* _Harvey P. Dale_, Oct 08 2015 *)
%K sign
%O 0,1
%A _Simon Plouffe_