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A044136 Numbers n such that string 5,4 occurs in the base 6 representation of n but not of n-1. 0

%I #7 Aug 12 2018 11:23:39

%S 34,70,106,142,178,204,214,250,286,322,358,394,420,430,466,502,538,

%T 574,610,636,646,682,718,754,790,826,852,862,898,934,970,1006,1042,

%U 1068,1078,1114,1150,1186,1222,1224,1284,1294,1330

%N Numbers n such that string 5,4 occurs in the base 6 representation of n but not of n-1.

%t SequencePosition[Table[If[SequenceCount[IntegerDigits[n,6],{5,4}]>0,1,0],{n,1500}],{0,1}][[All,2]] (* Requires Mathematica version 10 or later *) (* _Harvey P. Dale_, Aug 12 2018 *)

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified June 22 11:27 EDT 2024. Contains 373570 sequences. (Running on oeis4.)