

A318195


Numbers k such that 469*2^k+1 is prime.


0




OFFSET

1,1


LINKS

Table of n, a(n) for n=1..9.
Ray Ballinger, Proth Search Page
Ray Ballinger and Wilfrid Keller, List of primes k.2^n + 1 for 300 < k < 600
Y. Gallot, Proth.exe: Windows Program for Finding Large Primes
Wilfrid Keller, List of primes k.2^n  1 for k < 300
Eric Weisstein's World of Mathematics, Proth Prime
Index entries for sequences of n such that k*2^n1 (or k*2^n+1) is prime


MATHEMATICA

Select[Range[1000], PrimeQ[469*2^# + 1] &]


CROSSREFS

Sequence in context: A053936 A252765 A172801 * A307587 A235680 A085937
Adjacent sequences: A318192 A318193 A318194 * A318196 A318197 A318198


KEYWORD

nonn,more,hard


AUTHOR

Robert Price, Jan 07 2019


STATUS

approved



