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A045261 Numbers whose base-5 representation contains exactly three 1's and two 4's. 0

%I #14 May 16 2023 22:05:55

%S 799,859,871,1159,1171,1231,2659,2671,2731,3031,3299,3359,3371,3659,

%T 3671,3731,3799,3859,3871,3899,3949,3974,3979,3989,3994,3995,3997,

%U 3998,4049,4109,4121,4174,4234,4246,4259,4271,4279

%N Numbers whose base-5 representation contains exactly three 1's and two 4's.

%t Select[Range[5000],DigitCount[#,5,1]==3&&DigitCount[#,5,4]==2&] (* _Harvey P. Dale_, Oct 22 2013 *)

%Y Cf. A007091.

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified July 3 01:13 EDT 2024. Contains 373960 sequences. (Running on oeis4.)