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A044990 Numbers whose base-3 representation contains no 0's and exactly one 2. 0

%I #10 Jul 25 2023 22:27:14

%S 2,5,7,14,16,22,41,43,49,67,122,124,130,148,202,365,367,373,391,445,

%T 607,1094,1096,1102,1120,1174,1336,1822,3281,3283,3289,3307,3361,3523,

%U 4009,5467,9842,9844,9850,9868,9922,10084,10570,12028

%N Numbers whose base-3 representation contains no 0's and exactly one 2.

%t Select[Range[12500],DigitCount[#,3,0]==0&&DigitCount[#,3,2]==1&] (* _Harvey P. Dale_, Sep 06 2019 *)

%Y Cf. A007089.

%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.)