OFFSET
1,2
LINKS
Ray Ballinger, Proth Search Page
Ray Ballinger and Wilfrid Keller, List of primes k.2^n + 1 for k < 300
Wilfrid Keller, List of primes k.2^n - 1 for k < 300
MATHEMATICA
Select[Range[1000], PrimeQ[35*2^#+1] &] (* Amiram Eldar, Dec 12 2018 *)
PROG
(PARI) is(n)=ispseudoprime(35*2^n+1) \\ Charles R Greathouse IV, Jun 12 2017
(Magma) [n: n in [0..5000] | IsPrime(35*2^n+1)]; // Vincenzo Librandi, Dec 12 2018
CROSSREFS
KEYWORD
nonn,hard
AUTHOR
EXTENSIONS
More terms from Hugo Pfoertner, Jun 20 2003
Added more terms (from http://web.archive.org/web/20161028080239/http://www.prothsearch.net/riesel.html), Joerg Arndt, Apr 07 2013
a(40) from http://www.prothsearch.com/riesel1.html by Robert Price, Dec 12 2018
STATUS
approved