A216437 Primes which do not divide any Repunit R(10^n) = (10^(10^n)-1)/9.

2, 3, 5, 7, 13, 19, 23, 29, 31, 37, 43, 47, 53, 59, 61, 67, 71, 79, 83, 89, 97, 103, 107, 109, 113, 127, 131, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 263, 269, 277, 281, 283, 293, 307, 311, 313, 317, 331

Offset

1,1

Comments

The primes not in the sequence A178070.

Links

Table of n, a(n) for n=1..58.

Crossrefs

Cf. A178070.

Sequence in context: A082011 A101044 A077321 * A165666 A154579 A233134

Adjacent sequences: A216434 A216435 A216436 * A216438 A216439 A216440

Keyword

nonn

Author

V. Raman, Sep 07 2012

Status

approved