%I #12 Nov 05 2021 15:32:04
%S 1,2,3,4,6,7,8,9,11,12,13,14,16,17,18,19,21,22,23,24,26,27,28,29,31,
%T 32,33,34,36,37,38,39,41,42,43,44,46,47,48,49,50,61,62,63,64,66,67,68,
%U 69,71,72,73,74,76,77,78,79,81,82,83,84,86,87,88,89,91,92,93,94,96
%N Numbers whose base-10 representation has the same number of 0's and 5's.
%t Select[Range[100],DigitCount[#,10,0]==DigitCount[#,10,5]&] (* _Harvey P. Dale_, Nov 05 2021 *)
%K nonn,base,easy
%O 1,2
%A _Olivier GĂ©rard_