

A273811


Primes of the form 2^(2^n) + 805.


1




OFFSET

1,1


COMMENTS

Terms given correspond to n = 1, 2, 3, 5 and 6.
Next term >= 2^2^25 + 805.  Charles R Greathouse IV, Jun 07 2016


LINKS

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


MATHEMATICA

Select[Table[2^(2^n) + 805, {n, 0, 15}], PrimeQ]


PROG

(MAGMA) [a: n in [0..16]  IsPrime(a) where a is 2^(2^n)+805];
(PARI) for(n=1, 6, if(ispseudoprime(t=2^2^n+805), print1(t", "))) \\ Charles R Greathouse IV, Jun 07 2016


CROSSREFS

Cf. similar sequences listed in A273547.
Sequence in context: A259959 A332180 A160034 * A252028 A031599 A265984
Adjacent sequences: A273808 A273809 A273810 * A273812 A273813 A273814


KEYWORD

nonn


AUTHOR

Vincenzo Librandi, Jun 03 2016


STATUS

approved



