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Numbers with exactly five distinct base-8 digits.
0

%I #14 Nov 20 2022 14:54:42

%S 4252,4253,4254,4255,4259,4261,4262,4263,4267,4268,4270,4271,4275,

%T 4276,4277,4279,4283,4284,4285,4286,4308,4309,4310,4311,4322,4325,

%U 4326,4327,4330,4332,4334,4335,4338,4340,4341,4343

%N Numbers with exactly five distinct base-8 digits.

%t Select[Range[4400],Length[Union[IntegerDigits[#,8]]]==5&] (* _Harvey P. Dale_, Nov 20 2022 *)

%Y Cf. A007094.

%K nonn,base

%O 1,1

%A _Clark Kimberling_