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A044869 Positive integers having the same number of base-13 runs of odd length as even. 0

%I #9 Jan 18 2018 03:48:56

%S 169,182,184,185,186,187,188,189,190,191,192,193,194,197,211,225,239,

%T 253,267,281,295,309,323,337,338,352,364,365,367,368,369,370,371,372,

%U 373,374,375,376,380,394,408,422,436,450,464

%N Positive integers having the same number of base-13 runs of odd length as even.

%t oleQ[n_]:=Module[{oe=Length/@Split[IntegerDigits[n,13]]},Count[oe, _?OddQ] == Length[oe]/2]; Select[Range[500],oleQ] (* _Harvey P. Dale_, Aug 05 2017 *)

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified April 20 00:03 EDT 2024. Contains 371798 sequences. (Running on oeis4.)