%I #13 Jul 01 2021 00:01:29
%S 59,136,203,280,347,424,491,568,587,599,611,623,647,659,671,683,695,
%T 707,708,709,710,711,713,714,715,716,717,718,779,856,923,1000,1067,
%U 1144,1211,1288,1355,1432,1499,1576,1588,1600,1612,1624,1632,1633
%N Numbers whose base-12 representation has the same nonzero number of 4's and 11's.
%t Select[Range[2000],DigitCount[#,12,4]==DigitCount[#,12,11]>0&] (* _Harvey P. Dale_, Mar 23 2011 *)
%K nonn,base,easy
%O 1,1
%A _Olivier GĂ©rard_
|