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%I A015198 #15 Apr 07 2017 11:39:56
%S A015198 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,
%T A015198 0,0,0,0,0,0,0,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
%U A015198 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0,0,0,0,0,0,0,0,0,0
%N A015198 Inverse of 1189th cyclotomic polynomial.
%C A015198 Periodic with period length 1189. - _Ray Chandler_, Apr 07 2017
%H A015198 Ray Chandler, <a href="/A015198/b015198.txt">Table of n, a(n) for n = 0..2000</a>
%H A015198 <a href="/index/Rec#order_1120">Index entries for linear recurrences with constant coefficients</a>, order 1120.
%H A015198 <a href="/index/Pol#poly_cyclo_inv">Index to sequences related to inverse of cyclotomic polynomials</a>
%p A015198 with(numtheory,cyclotomic); c := n->series(1/cyclotomic(n,x),x,80);
%K A015198 sign
%O A015198 0,1
%A A015198 _Simon Plouffe_

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