%I #15 May 19 2023 20:08:40
%S 3937,4037,4057,4061,4537,4557,4561,4657,4661,4681,7037,7057,7061,
%T 7157,7161,7181,7657,7661,7681,7781,16437,16537,16557,16561,17037,
%U 17057,17061,17157,17161,17181,18937,19037,19057,19061
%N Numbers whose base5 representation contains exactly three 1's and three 2's.
%H Harvey P. Dale, <a href="/A045232/b045232.txt">Table of n, a(n) for n = 1..5000</a>
%t Select[Range[20000],DigitCount[#,5,1]==DigitCount[#,5,2]==3&] (* _Harvey P. Dale_, Oct 14 2020 *)
%Y Cf. A007091.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
