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Xenodromes: all digits in base 15 are different.
2

%I #10 Oct 10 2012 15:40:39

%S 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,17,18,19,20,21,22,23,24,25,26,

%T 27,28,29,30,31,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,49,50,51,

%U 52,53,54,55,56,57,58,59,60,61,62,63,65,66,67,68,69,70,71,72

%N Xenodromes: all digits in base 15 are different.

%C Last term is a(3317652307271) = 435659737878916215. - _Charles R Greathouse IV_, Jun 16 2012

%t Select[Range[0,100],Max[DigitCount[#,15]]==1&] (* _Harvey P. Dale_, Oct 10 2012 *)

%K nonn,base,fini,easy

%O 1,3

%A _Olivier GĂ©rard_