%I A043768
%S A043768 21,37,41,43,45,53,69,73,75,77,81,83,87,89,91,93,101,105,107,
%T A043768 109,117,133,137,139,141,145,147,151,153,155,157,161,163,167,
%U A043768 175,177,179,183,185,187,189,197,201,203,205,209,211,215,217
%N A043768 Numbers n such that number of runs in the base 2 representation of n 
               is congruent to 5 mod 10.
%Y A043768 Sequence in context: A043744 A043751 A043759 this_sequence A083567 A109211 
               A050782
%Y A043768 Adjacent sequences: A043765 A043766 A043767 this_sequence A043769 A043770 
               A043771
%K A043768 nonn,base
%O A043768 1,1
%A A043768 Clark Kimberling (ck6(AT)evansville.edu)