%I A016117
%S A016117 1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,
%T A016117 0,1,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%U A016117 0,0,0,0,0,0,0,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1
%V A016117 1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,
%W A016117 0,1,0,-1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%X A016117 0,0,0,0,0,0,0,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1,0,1,0,-1
%N A016117 Inverse of 2108th cyclotomic polynomial.
%p A016117 with(numtheory,cyclotomic); c := n->series(1/cyclotomic(n,x),x,80);
%Y A016117 Sequence in context: A015205 A014997 A014893 this_sequence A015981 A015573 
               A015301
%Y A016117 Adjacent sequences: A016114 A016115 A016116 this_sequence A016118 A016119 
               A016120
%K A016117 sign
%O A016117 0,1
%A A016117 Simon Plouffe (simon.plouffe(AT)gmail.com)