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Numbers whose base-3 representation contains exactly two 0's and three 2's.
0

%I #10 Jul 25 2023 22:28:02

%S 170,182,186,218,222,234,269,305,317,321,413,425,429,461,465,477,503,

%T 509,511,521,533,537,545,547,551,555,559,561,575,587,591,623,627,639,

%U 653,655,659,663,667,669,677,681,693,703,705

%N Numbers whose base-3 representation contains exactly two 0's and three 2's.

%t Select[Range[800],DigitCount[#,3,0]==2&&DigitCount[#,3,2]==3&] (* _Harvey P. Dale_, May 20 2017 *)

%Y Cf. A007089.

%K nonn,base

%O 1,1

%A _Clark Kimberling_