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Inverse of 1105th cyclotomic polynomial.
1

%I #13 Mar 25 2019 17:20:01

%S 1,-1,0,0,0,1,-1,0,0,0,1,-1,0,1,-1,1,-1,1,0,-1,1,-1,1,0,-1,1,0,0,0,-1,

%T 2,-1,0,0,0,1,-1,0,0,1,0,-1,0,1,0,0,-1,1,0,0,0,0,1,-1,0,0,1,0,-1,0,1,

%U 0,0,-1,1,0,0,0,0,1,-1,0,0,1,0,-1,0,1,0,0,-1

%N Inverse of 1105th cyclotomic polynomial.

%C Periodic with period length 1105. - _Ray Chandler_, Apr 07 2017

%H Ray Chandler, <a href="/A015114/b015114.txt">Table of n, a(n) for n = 0..2000</a>

%H <a href="/index/Rec#order_768">Index entries for linear recurrences with constant coefficients</a>, order 768.

%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[1105,x] ,{x,0,100}],x] (* _Harvey P. Dale_, Mar 25 2019 *)

%K sign

%O 0,31

%A _Simon Plouffe_