%I #13 May 16 2023 22:07:21
%S 1574,1614,1622,1814,1822,1862,2814,2822,2862,3062,4699,4739,4747,
%T 4939,4947,4987,5939,5947,5987,6187,6574,6614,6622,6814,6822,6862,
%U 7199,7239,7247,7439,7447,7487,7574,7614,7622,7699
%N Numbers whose base-5 representation contains exactly three 2's and two 4's.
%t Select[Range[8000],DigitCount[#,5,2]==3&&DigitCount[#,5,4]==2&] (* _Harvey P. Dale_, Apr 26 2016 *)
%Y Cf. A007091.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
|