OFFSET
1,1
COMMENTS
For comment see A256312.
LINKS
R. A. Mollin, Prime-producing quadratics, Amer. Math. Monthly 104 (1997),page 542.
MATHEMATICA
Select[Range[700], PrimeQ[#^2 + # + 712329866165608771] &]
PROG
(Magma) [n: n in [0..100] | IsPrime(n^2+n+712329866165608771)];
(PARI) is(n)=isprime(n^2+n+712329866165608771) \\ Charles R Greathouse IV, Jun 13 2017
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Apr 07 2015
STATUS
approved