A039007 - OEIS

%I #14 Jun 20 2021 16:17:06

%S 2,3,4,5,12,13,14,17,18,19,22,23,24,27,28,29,35,40,45,51,55,62,63,64,

%T 67,68,69,72,73,74,76,80,87,88,89,92,93,94,97,98,99,101,105,112,113,

%U 114,117,118,119,122,123,124,126,130,137,138,139,142,143,144,147,148

%N Numbers whose base-5 representation has the same number of 0's and 1's.

%H Daniel Starodubtsev, <a href="/A039007/b039007.txt">Table of n, a(n) for n = 1..10000</a>

%t Select[Range[200],DigitCount[#,5,0]==DigitCount[#,5,1]&] (* _Harvey P. Dale_, May 30 2013 *)

%Y Cf. A007091.

%K nonn,base,easy

%O 1,1

%A _Olivier Gérard_