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A039105 Numbers whose base-9 representation has the same number of 4's and 8's. 0

%I

%S 0,1,2,3,5,6,7,9,10,11,12,14,15,16,18,19,20,21,23,24,25,27,28,29,30,

%T 32,33,34,44,45,46,47,48,50,51,52,54,55,56,57,59,60,61,63,64,65,66,68,

%U 69,70,76,81,82,83,84,86,87,88,90,91,92,93,95,96,97,99,100,101,102

%N Numbers whose base-9 representation has the same number of 4's and 8's.

%t Select[Range[0,120],DigitCount[#,9,4]==DigitCount[#,9,8]&] (* _Harvey P. Dale_, Aug 02 2020 *)

%Y Cf. A007095.

%K nonn,base,easy

%O 1,3

%A _Olivier GĂ©rard_

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Last modified January 28 15:20 EST 2022. Contains 350657 sequences. (Running on oeis4.)