%I #13 May 21 2023 00:21:17
%S 12,37,57,61,63,64,67,72,87,112,162,182,186,188,189,192,197,212,237,
%T 282,286,288,289,292,297,306,308,309,316,318,319,321,323,324,332,336,
%U 338,339,342,347,357,361,363,364,367,372,412,432
%N Numbers whose base-5 representation contains no 0's and exactly two 2's.
%t Select[Range[500],DigitCount[#,5,0]==0&&DigitCount[#,5,2]==2&] (* _Harvey P. Dale_, Dec 02 2021 *)
%Y Cf. A007091.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
|