%I A014219
%S A014219 1,1,0,1,1,1,0,0,0,0,1,1,1,0,0,0,0,1,1,1,0,1,1,0,0,0,0,
%T A014219 0,0,0,0,0,0,0,0,1,1,0,1,1,1,0,0,0,0,1,1,1,0,0,0,0,1,1,
%U A014219 1,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
%V A014219 1,1,0,-1,-1,-1,0,0,0,0,1,1,1,0,0,0,0,-1,-1,-1,0,1,1,0,0,0,0,
%W A014219 0,0,0,0,0,0,0,0,1,1,0,-1,-1,-1,0,0,0,0,1,1,1,0,0,0,0,-1,-1,
%X A014219 -1,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
%N A014219 Inverse of 210th cyclotomic polynomial.
%p A014219 with(numtheory,cyclotomic); c := n->series(1/cyclotomic(n,x),x,80);
%Y A014219 Sequence in context: A015527 A080764 A014114 this_sequence A065828 A030302 
               A051023
%Y A014219 Adjacent sequences: A014216 A014217 A014218 this_sequence A014220 A014221 
               A014222
%K A014219 sign
%O A014219 0,1
%A A014219 Simon Plouffe (simon.plouffe(AT)gmail.com)