A273548 Primes of the form 2^(2^k) + 163.

167, 179, 419, 65699, 4294967459

Offset: 1

Author

Vincenzo Librandi, Jun 01 2016

Keywords

• nonn

Comments

Terms given correspond to k = 1, 2, 3, 4 and 5.

Next term >= 2^2^34 + 163. - Charles R Greathouse IV, Jun 07 2016

Crossrefs

Cf. similar sequences listed in A273547.

Programs

Magma

[a: n in [0..16] | IsPrime(a) where a is 2^(2^n)+163];

Mathematica

Select[Table[2^(2^n) + 163, {n, 0, 15}], PrimeQ]

PARI

for(n=1,5, if(ispseudoprime(t=2^2^n+163), print1(t", "))) \\ Charles R Greathouse IV, Jun 08 2016