A272106 Absolute primes in base 3: every permutation of digits in base 3 is a prime (only the smallest representatives of the permutation classes are shown).

2, 5, 13, 1093, 797161, 3754733257489862401973357979128773, 6957596529882152968992225251835887181478451547013

Offset

1,1

Comments

For n <= 7, only a(2) = 5 is not a repunit in base 3. Supersequence of A076481. Base 3 analog of A258706.

Links

Table of n, a(n) for n=1..7.

Crossrefs

Cf. A003459, A076481, A258706, A268812, A272107.

Sequence in context: A065797 A196273 A128772 * A190478 A155838 A166405

Adjacent sequences: A272103 A272104 A272105 * A272107 A272108 A272109

Keyword

nonn,base,more

Author

Chai Wah Wu, Apr 20 2016

Status

approved