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A043751 Numbers n such that number of runs in the base 2 representation of n is congruent to 5 mod 8. 0

%I

%S 21,37,41,43,45,53,69,73,75,77,81,83,87,89,91,93,101,105,107,109,117,

%T 133,137,139,141,145,147,151,153,155,157,161,163,167,175,177,179,183,

%U 185,187,189,197,201,203,205,209,211,215,217

%N Numbers n such that number of runs in the base 2 representation of n is congruent to 5 mod 8.

%t Select[Range[300],Mod[Length[Split[IntegerDigits[#,2]]],8]==5&] (* _Harvey P. Dale_, Apr 10 2017 *)

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified January 16 01:34 EST 2021. Contains 340195 sequences. (Running on oeis4.)