%I #15 Aug 10 2023 11:52:30
%S 1,0,0,0,0,0,0,0,0,0,0,-1,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,
%T -1,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,-1,0,0,0,0,0,0,0,0,0,0,
%U 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0
%N Inverse of 1694th cyclotomic polynomial.
%C Periodic with period length 1694. - _Ray Chandler_, Apr 07 2017
%H Ray Chandler, <a href="/A015703/b015703.txt">Table of n, a(n) for n = 0..2000</a>
%H <a href="/index/Rec#order_660">Index entries for linear recurrences with constant coefficients</a>, order 660.
%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); c(1694);
%t CoefficientList[Series[1/Cyclotomic[1694,x],{x,0,120}],x,120] (* _Harvey P. Dale_, Aug 10 2023 *)
%K sign
%O 0,1
%A _Simon Plouffe_