Search: id:A111748
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%I A111748
%S A111748 0,1,0,0,1,0,1,1,0,0,0,1,1,0,0,1,0,0,1
%N A111748 a(n) = 1 if n-th composite number is square-free, otherwise a(n) = 0.
%Y A111748 Sequence in context: A085242 A059620 A083651 this_sequence A130198 A104893 
               A104894
%Y A111748 Adjacent sequences: A111745 A111746 A111747 this_sequence A111749 A111750 
               A111751
%K A111748 nonn
%O A111748 1,1
%A A111748 Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Nov 19 2005

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