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Numbers n such that number of runs in the base 2 representation of n is congruent to 6 mod 8.
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%I #7 Jun 01 2018 18:06:22

%S 42,74,82,84,86,90,106,138,146,148,150,154,162,164,166,168,172,174,

%T 178,180,182,186,202,210,212,214,218,234,266,274,276,278,282,290,292,

%U 294,296,300,302,306,308,310,314,322,324,326,328

%N Numbers n such that number of runs in the base 2 representation of n is congruent to 6 mod 8.

%t Select[Range[400],Mod[Length[Split[IntegerDigits[#,2]]],8]==6&] (* _Harvey P. Dale_, Jun 01 2018 *)

%K nonn,base

%O 1,1

%A _Clark Kimberling_