%I #10 Jun 26 2021 20:29:10

%S 0,1,2,3,6,7,8,9,10,11,12,13,14,15,18,19,20,21,22,23,24,25,26,27,30,

%T 31,32,33,34,35,36,37,38,39,42,43,44,45,46,47,53,64,72,73,74,75,78,79,

%U 80,81,82,83,84,85,86,87,90,91,92,93,94,95,96,97,98,99,102,103,104

%N Numbers whose base-12 representation has the same number of 4's and 5's.

%K nonn,base,easy

%O 1,3

%A _Olivier Gérard_