%I #10 Apr 02 2017 14:41:59
%S 1,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1,0,0,0,-1,0,0,0,-1,0,0,0,
%T -1,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,-1,
%U 0,0,0,-1,0,0,0,-1,0,0,0,-1,0,0,0,0
%N 280th cyclotomic polynomial.
%H Ray Chandler, <a href="/A016371/b016371.txt">Table of n, a(n) for n = 0..96</a> (full sequence)
%H <a href="/index/Pol#poly_cyclo">Index to sequences related to cyclotomic polynomials</a>
%t CoefficientList[Cyclotomic[280,x],x] (* _Ray Chandler_, Apr 02 2017 *)
%K sign,fini,full
%O 0,1
%A _N. J. A. Sloane_.