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A039263 Numbers whose base-12 representation has the same number of 6's and 10's. 1

%I #19 Sep 08 2022 08:44:53

%S 0,1,2,3,4,5,7,8,9,11,12,13,14,15,16,17,19,20,21,23,24,25,26,27,28,29,

%T 31,32,33,35,36,37,38,39,40,41,43,44,45,47,48,49,50,51,52,53,55,56,57,

%U 59,60,61,62,63,64,65,67,68,69,71,82,84,85,86,87,88,89,91

%N Numbers whose base-12 representation has the same number of 6's and 10's.

%H Vincenzo Librandi, <a href="/A039263/b039263.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Range[0, 100], DigitCount[#, 12, 6] == DigitCount[#, 12, 10] &] (* _Vincenzo Librandi_, Oct 20 2012 *)

%o (Magma) [n: n in [0..100] | Multiplicity(S,6) eq Multiplicity(S,10) where S is {*d: d in Intseq(n,12)*}]; // _Bruno Berselli_, Oct 20 2012

%K nonn,base,easy

%O 1,3

%A _Olivier GĂ©rard_

%E An incorrect g.f. was deleted by _N. J. A. Sloane_, Sep 13 2009

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Last modified March 19 01:57 EDT 2024. Contains 370952 sequences. (Running on oeis4.)