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A043541 Number of distinct base 14 digits of n. 1

%I

%S 1,1,1,1,1,1,1,1,1,1,1,1,1,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,

%T 2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,

%U 2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1

%N Number of distinct base 14 digits of n.

%H Vincenzo Librandi, <a href="/A043541/b043541.txt">Table of n, a(n) for n = 1..5000</a>

%t Table[Length[Select[DigitCount[n, 14], #>0&]], {n, 100}] (* _Vincenzo Librandi_, Aug 13 2017 *)

%o (PARI) a(n) = #Set(digits(n, 14)); \\ _Michel Marcus_, Aug 13 2017

%K nonn,base

%O 1,14

%A _Clark Kimberling_

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Last modified April 24 04:00 EDT 2019. Contains 322406 sequences. (Running on oeis4.)