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%I #10 Jun 26 2021 17:29:14
%S 0,1,2,4,5,6,7,8,10,11,12,13,14,16,17,18,19,20,22,23,24,25,26,28,29,
%T 30,31,32,34,35,45,48,49,50,52,53,54,55,56,58,59,60,61,62,64,65,66,67,
%U 68,70,71,72,73,74,76,77,78,79,80,82,83,84,85,86,88,89,90,91,92,94
%N Numbers whose base-12 representation has the same number of 3's and 9's.
%K nonn,base,easy
%O 1,3
%A _Olivier GĂ©rard_