%I #12 Jun 26 2021 15:49:06
%S 0,1,3,4,6,7,8,9,10,11,12,13,15,16,18,19,20,21,22,23,29,36,37,39,40,
%T 42,43,44,45,46,47,48,49,51,52,54,55,56,57,58,59,62,72,73,75,76,78,79,
%U 80,81,82,83,84,85,87,88,90,91,92,93,94,95,96,97,99,100,102,103,104
%N Numbers whose base-12 representation has the same number of 2's and 5's.
%t Select[Range[0,110],DigitCount[#,12,2]==DigitCount[#,12,5]&] (* _Harvey P. Dale_, Jun 05 2016 *)
%K nonn,base,easy
%O 1,3
%A _Olivier GĂ©rard_