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%I #15 Jun 26 2021 11:08:25
%S 0,2,3,4,5,6,8,9,10,11,19,24,26,27,28,29,30,32,33,34,35,36,38,39,40,
%T 41,42,44,45,46,47,48,50,51,52,53,54,56,57,58,59,60,62,63,64,65,66,68,
%U 69,70,71,72,74,75,76,77,78,80,81,82,83,85,96,98,99,100,101,102,104
%N Numbers whose base-12 representation has the same number of 1's and 7's.
%H G. C. Greubel, <a href="/A039225/b039225.txt">Table of n, a(n) for n = 1..5000</a>
%t Select[Range[0,200],DigitCount[#,12,1]==DigitCount[#,12,7]&] (* _Harvey P. Dale_, Aug 10 2013 *)
%K nonn,base,easy
%O 1,2
%A _Olivier Gérard_
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