OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[Prime[Range[1000]], PrimeQ[#^2 + 8*# - 4]&] (* Vincenzo Librandi, Oct 30 2012 *)
PROG
(Magma) [p: p in PrimesUpTo(1000)| IsPrime(p^2 + 8*p - 4)]; // Vincenzo Librandi, Oct 30 2012
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Jan 07 2009
STATUS
approved