%I

%S 5,9,11,13,17,19,23,25,27,29,33,35,39,42,47,49,51,55,57,59,61,65,67,

%T 71,74,79,82,84,86,90,95,97,99,103,106,111,113,115,119,121,123,125,

%U 129,131,135,138,143,146,148,150,154,159,162,164

%N Numbers n such that number of runs in the base 2 representation of n is congruent to 0 mod 3.

%K nonn,base

%O 1,1

%A _Clark Kimberling_