%I #17 Jul 14 2022 17:00:04
%S 0,2,3,9,10,12,13,15,17,18,21,29,39,44,45,47,48,50,52,53,59,60,62,63,
%T 65,67,68,71,75,77,78,84,85,87,88,90,92,93,96,101,105,107,108,111,116,
%U 129,139,144,145,147,148,174,179,189,194,195,197,198,204,214,219,220
%N Numbers whose base-5 representation has the same number of 1's and 4's.
%H Daniel Starodubtsev, <a href="/A039012/b039012.txt">Table of n, a(n) for n = 1..10000</a>
%t Select[Range[0,250],DigitCount[#,5,1]==DigitCount[#,5,4]&] (* _Harvey P. Dale_, Jul 14 2022 *)
%Y Cf. A007091.
%K nonn,base,easy
%O 1,2
%A _Olivier GĂ©rard_
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