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A044257 Numbers n such that string 0,6 occurs in the base 9 representation of n but not of n-1. 0

%I

%S 87,168,249,330,411,492,573,654,735,783,816,897,978,1059,1140,1221,

%T 1302,1383,1464,1512,1545,1626,1707,1788,1869,1950,2031,2112,2193,

%U 2241,2274,2355,2436,2517,2598,2679,2760,2841,2922

%N Numbers n such that string 0,6 occurs in the base 9 representation of n but not of n-1.

%t Flatten[Position[Partition[Table[If[MemberQ[Partition[ IntegerDigits[ n,9],2,1],{0,6}],1,0],{n,3000}],2,1],{0,1}]]+1 (* _Harvey P. Dale_, Feb 03 2015 *)

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified June 28 07:25 EDT 2022. Contains 354903 sequences. (Running on oeis4.)