OFFSET
1,2
COMMENTS
Some of the larger entries may only correspond to probable primes.
LINKS
Mike Oakes, Primo-factorials.
Mike Oakes, Primo-factorials, message 12028 in primenumbers Yahoo group, Apr 3, 2003. [Cached copy]
Joe McLean, Interesting Sources of Probable Primes
EXAMPLE
a(2)=2 because 2!+2#+1=5 is prime
CROSSREFS
KEYWORD
nonn,more,hard
AUTHOR
Mike Oakes, Apr 04 2003
EXTENSIONS
More terms from Herman Jamke (hermanjamke(AT)fastmail.fm), Jan 03 2008
STATUS
approved