%I A014415
%S A014415 1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%T A014415 0,0,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%U A014415 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
%V A014415 1,-1,1,-1,1,-1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%W A014415 0,0,1,-1,1,-1,1,-1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%X A014415 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
%N A014415 Inverse of 406th cyclotomic polynomial.
%p A014415 with(numtheory,cyclotomic); c := n->series(1/cyclotomic(n,x),x,80);
%Y A014415 Sequence in context: A014226 A014443 A014212 this_sequence A014170 A014331 
               A014142
%Y A014415 Adjacent sequences: A014412 A014413 A014414 this_sequence A014416 A014417 
               A014418
%K A014415 sign
%O A014415 0,1
%A A014415 Simon Plouffe (simon.plouffe(AT)gmail.com)