%I #13 Jul 31 2021 14:33:44
%S 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,-1,-1,-1,-1,-1,-1,-1,
%T -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,
%U 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
%N Inverse of 437th cyclotomic polynomial.
%C Periodic with period length 437. - _Ray Chandler_, Apr 04 2017
%H Ray Chandler, <a href="/A014446/b014446.txt">Table of n, a(n) for n = 0..1000</a>
%H <a href="/index/Rec#order_396">Index entries for linear recurrences with constant coefficients</a>, order 396.
%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[437,x],{x,0,120}],x,120] (* _Harvey P. Dale_, Jul 31 2021 *)
%K sign
%O 0,1
%A _Simon Plouffe_