%I A157687
%S A157687 0,1,0,1,0,0,0,1,0,0,1,0,1,0,0,1,0,1,0,0,0,1,0,0,0,1,0,1,0,0,1,0,0,0,1,
%T A157687 0,0,1,0,1,0,0,0,1,0,0,0,1,0,0,1,0,1,0,0,1,0,1,0,0,0,1,0,0,1,0,1,0,0,1,
%U A157687 0,0,0,1,0,0,0,1,0,1,0,0,1,0,1,0,0,0,1,0,0,1,0,1,0,0,1,0,1,0,0,0,1,0,0
%N A157687 a(n)=n-A054353(A156351(n)).
%F A157687 a(n)=1 iff n is in A078649, a(n)=0 iff n is in A054353. a(n)=n-A054353(A157684(n)+A157685(n)).
%Y A157687 Cf. A156351, A157684, A157685, A157686
%Y A157687 Sequence in context: A038219 A138710 A116865 this_sequence A127266 A083923 
               A101309
%Y A157687 Adjacent sequences: A157684 A157685 A157686 this_sequence A157688 A157689 
               A157690
%K A157687 nonn
%O A157687 1,1
%A A157687 Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 04 2009