OFFSET
1,1
FORMULA
EXAMPLE
For p=11, 17^11 - 16 = 34271896307617 which is prime.
PROG
(Magma) [ p: p in PrimesUpTo(2000)| IsPrime(17^p-16)]
CROSSREFS
KEYWORD
nonn,bref
AUTHOR
Vincenzo Librandi, Mar 14 2010
EXTENSIONS
a(4) from Michael S. Branicky, Nov 20 2022 using A034922
STATUS
approved