OFFSET
1,2
COMMENTS
Here we interpret 0^0 as 1.
a(7) > 10^4. [From D. S. McNeil, Mar 14 2009]
a(8) > 2*10^4. - Michael S. Branicky, Jun 30 2024
PROG
(PARI) f2(n) = for(x=0, n, y=x^x+x+5; if(ispseudoprime(y), print1(x", ")))
CROSSREFS
KEYWORD
hard,more,nonn
AUTHOR
Cino Hilliard, Jan 07 2005
EXTENSIONS
a(5)-a(6) from D. S. McNeil, Mar 14 2009
a(7) from Michael S. Branicky, Jun 29 2024
STATUS
approved