A032922 Numbers whose set of base-15 digits is {1,3}.

1, 3, 16, 18, 46, 48, 241, 243, 271, 273, 691, 693, 721, 723, 3616, 3618, 3646, 3648, 4066, 4068, 4096, 4098, 10366, 10368, 10396, 10398, 10816, 10818, 10846, 10848, 54241, 54243, 54271, 54273, 54691, 54693, 54721, 54723

Offset

1,2

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Mathematica

Flatten[Table[FromDigits[#, 15]&/@Tuples[{1, 3}, n], {n, 5}]] (* Vincenzo Librandi, Jun 03 2012 *)

Prog

(Magma) [n: n in [1..55000] | Set(IntegerToSequence(n, 15)) subset {1, 3}]; // Vincenzo Librandi, Jun 03 2012

Crossrefs

Sequence in context: A076623 A068516 A219508 * A103655 A022126 A127006

Adjacent sequences: A032919 A032920 A032921 * A032923 A032924 A032925

Keyword

nonn,base

Author

Clark Kimberling

Status

approved