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Numbers whose base-12 representation has the same nonzero number of 4's and 6's.
0

%I #12 Jul 01 2021 00:00:51

%S 54,76,198,220,342,364,486,508,582,594,606,618,642,648,649,650,651,

%T 653,655,656,657,658,659,666,678,690,702,714,774,796,868,880,892,904,

%U 912,913,914,915,917,919,920,921,922,923,928,952,964,976,988,1000

%N Numbers whose base-12 representation has the same nonzero number of 4's and 6's.

%t Select[Range[1000],DigitCount[#,12,4]==DigitCount[#,12,6]>0&] (* _Harvey P. Dale_, Apr 18 2020 *)

%K nonn,base,easy

%O 1,1

%A _Olivier GĂ©rard_