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Numbers whose base-6 representation has the same number of 2's, 4's and 5's.
0

%I #12 Jul 01 2021 03:39:51

%S 0,1,3,6,7,9,18,19,21,36,37,39,42,43,45,54,55,57,101,106,108,109,111,

%T 114,115,117,126,127,129,161,176,196,206,216,217,219,222,223,225,234,

%U 235,237,252,253,255,258,259,261,270,271,273,317,322,324,325,327,330

%N Numbers whose base-6 representation has the same number of 2's, 4's and 5's.

%t Select[Range[0,400],DigitCount[#,6,2]==DigitCount[#,6,4]== DigitCount[ #,6,5]&] (* _Harvey P. Dale_, Nov 26 2018 *)

%Y Cf. A007092.

%K nonn,base,easy

%O 1,3

%A _Olivier GĂ©rard_