A273549 Primes of the form 2^(2^n) + 165.

167, 181, 421, 65701, 340282366920938463463374607431768211621

Offset

1,1

Comments

Terms given correspond to n = 0, 2, 3, 4 and 7.

Next term >= 2^2^25 + 165. - Charles R Greathouse IV, Jun 07 2016

Links

Table of n, a(n) for n=1..5.

Mathematica

Select[Table[2^(2^n) + 165, {n, 0, 15}], PrimeQ]

Prog

(Magma) [a: n in [0..16] | IsPrime(a) where a is 2^(2^n)+165];
(PARI) for(n=0, 7, if(ispseudoprime(t=2^2^n+165), print1(t", "))) \\ Charles R Greathouse IV, Jun 08 2016

Crossrefs

Cf. similar sequences listed in A273547.

Sequence in context: A212325 A163398 A273548 * A299379 A097400 A371352

Adjacent sequences: A273546 A273547 A273548 * A273550 A273551 A273552

Keyword

nonn

Author

Vincenzo Librandi, Jun 01 2016

Status

approved