%I
%S 53,64,197,208,341,352,485,496,581,593,605,617,636,637,638,639,642,
%T 643,644,645,646,647,653,665,677,689,701,713,724,736,748,760,768,769,
%U 770,771,774,775,776,777,778,779,796,808,820,832,844,856,917,928,1061
%N Numbers whose base12 representation has the same nonzero number of 4's and 5's.
%t Select[Range[1200],DigitCount[#,12,4]==DigitCount[#,12,5]>0&] (* _Harvey P. Dale_, Nov 11 2014 *)
%K nonn,base,easy
%O 1,1
%A _Olivier GĂ©rard_
