

A169716


Numbers n such that 2^n127 is prime.


2




OFFSET

1,1


COMMENTS

Exponents n arising in A175347: see that sequence for the actual primes.
The next term is > 10^4. [M. F. Hasler, Apr 18 2010]
All terms are == 7 (mod 8). [Hasler]
No more terms through 78815.  Charles R Greathouse IV, Apr 19 2010


LINKS

Table of n, a(n) for n=1..8.
Charles R Greathouse IV, Re: A175347: Primes in A176303, seqfan list, Apr 19 2010.


PROG

(PARI) is(n)=ispseudoprime(2^n127) \\ Charles R Greathouse IV, Sep 14 2015


CROSSREFS

Cf. A175347, A176303.
Sequence in context: A106279 A275022 A048581 * A045140 A104852 A061758
Adjacent sequences: A169713 A169714 A169715 * A169717 A169718 A169719


KEYWORD

nonn


AUTHOR

Zak Seidov, Apr 18 2010


EXTENSIONS

More terms from M. F. Hasler, Apr 18 2010
a(7), a(8) from Charles R Greathouse IV, Apr 19 2010


STATUS

approved



