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%I #9 Jun 20 2021 15:47:42
%S 0,3,4,5,6,7,10,17,24,27,28,29,30,31,32,35,36,37,38,39,40,43,44,45,46,
%T 47,48,51,52,53,54,55,56,59,60,61,62,63,66,80,83,84,85,86,87,90,98,
%U 106,114,122,129,136,139,140,141,142,143,153,161,169,177,185,192,195
%N Numbers whose base-8 representation has the same number of 1's and 2's.
%K nonn,base,easy
%O 1,2
%A _Olivier Gérard_