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A043440 Numbers having four 4's in base 8. 0

%I #12 Apr 24 2021 20:41:46

%S 2340,6436,10532,14628,16676,17188,17700,18212,18468,18532,18596,

%T 18660,18692,18700,18708,18716,18720,18721,18722,18723,18725,18726,

%U 18727,18732,18740,18748,18788,18852,18916,19236,19748

%N Numbers having four 4's in base 8.

%t Select[Range[20000],DigitCount[#,8,4]==4&] (* _Harvey P. Dale_, May 17 2011 *)

%Y Cf. A007094.

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified July 14 15:35 EDT 2024. Contains 374322 sequences. (Running on oeis4.)