OFFSET
0,3
COMMENTS
If n > 7, a(n) is a 3-PRP.
LINKS
Cino Hilliard, Primes in (x^n)! + m.
EXAMPLE
For n=1, (2^1)! + 0 = 2 a prime. So 0 is the second entry in the sequence.
For n=9, (2^9)! + 683 is a 3-PRP. So 683 is in the sequence.
MATHEMATICA
If[PrimeQ[#], #, NextPrime[#]]-#&/@Table[(2^n)!, {n, 0, 12}] (* Harvey P. Dale, Apr 29 2018 *)
PROG
The Gcc program in the link uses Gmp mpz_nextprime to generate the sequence. Pfgw was also used as a verification.
CROSSREFS
KEYWORD
nonn
AUTHOR
Cino Hilliard, May 10 2008, May 17 2008
STATUS
approved