OFFSET
1,1
COMMENTS
Corresponding primes are 7, 97, 937, 654729067, 13113070457687988603440617, ... .
a(29) > 50000.
LINKS
MATHEMATICA
Select[Range[5, 1000], PrimeQ[#!!-8]&]
CROSSREFS
KEYWORD
hard,more,nonn
AUTHOR
Robert Price, Jun 24 2015
STATUS
approved