OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
EXAMPLE
11=(19^2+2)/33; 67=(47^2+2)/33; 347=(107^2+2)/33
MATHEMATICA
Select[Table[(p^2 + 2)/33, {p, Prime[Range[400]]}], PrimeQ] (* Vincenzo Librandi, Oct 13 2012 *)
CROSSREFS
KEYWORD
nonn,less
AUTHOR
Vincenzo Librandi, Sep 24 2009
EXTENSIONS
Corrected and extended by Charles R Greathouse IV, Oct 09 2009
STATUS
approved