OFFSET
1,1
EXAMPLE
384^4 + 384 + 1 and 384^4 - 384 - 1 are both prime, so 384 is a member of this sequence.
PROG
(Python)
import sympy
from sympy import isprime
{print(p) for p in range(10**4) if isprime(p**4-p-1) and isprime(p**4+p+1)}
(PARI)
s=[]; for(n=1, 4000, if(isprime(n^4+n+1) && isprime(n^4-n-1), s=concat(s, n))); s \\ Colin Barker, Jan 19 2014
CROSSREFS
KEYWORD
nonn
AUTHOR
Derek Orr, Jan 19 2014
STATUS
approved