A035061 Numbers n such that 2^n does not contain the digit 6 (probably finite).

0, 1, 2, 3, 5, 7, 9, 10, 11, 13, 17, 19, 21, 22, 25, 27, 30, 33, 37, 39, 41, 45, 47, 53, 54, 57, 90, 93

Offset

1,3

Links

Table of n, a(n) for n=1..28.

Mathematica

Join[{0}, Select[Range@10000, FreeQ[IntegerDigits[2^#], 6] &]] (* Vincenzo Librandi, May 07 2015 *)

Prog

(Magma) [n: n in [0..1000] | not 6 in Intseq(2^n) ]; // Vincenzo Librandi, May 07 2015

Crossrefs

Cf. similar sequences listed in A035064.

Sequence in context: A175089 A047489 A196499 * A302403 A096738 A167857

Adjacent sequences: A035058 A035059 A035060 * A035062 A035063 A035064

Keyword

nonn,base

Author

Patrick De Geest, Nov 15 1998

Extensions

Initial 0 added by Vincenzo Librandi, May 07 2015

Status

approved