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A043789 Numbers n such that number of runs in the base 3 representation of n is congruent to 4 mod 6. 0

%I #7 Jan 19 2013 20:48:55

%S 30,32,33,34,46,47,48,50,57,59,60,61,64,65,69,70,84,86,87,88,90,93,95,

%T 98,99,103,105,106,111,113,114,115,127,128,129,131,136,137,139,143,

%U 144,147,149,152,154,155,156,158,165,167,168,169

%N Numbers n such that number of runs in the base 3 representation of n is congruent to 4 mod 6.

%t Select[Range[200],Mod[Length[Split[IntegerDigits[#,3]]],6]==4&] (* _Harvey P. Dale_, Jan 19 2013 *)

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified August 12 01:28 EDT 2024. Contains 375082 sequences. (Running on oeis4.)