OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[Prime[Range[3, 200]], PrimeQ[2 #^2 + 2 # - 41] &] (* Vincenzo Librandi, Oct 15 2012 *)
PROG
(Magma) [p: p in PrimesInInterval(5, 800) | IsPrime(2*p^2 + 2*p - 41)]; // Vincenzo Librandi, Oct 15 2012
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Jan 27 2009
STATUS
approved