OFFSET
1,1
COMMENTS
The next term has 151 digits. [From Harvey P. Dale, Aug 09 2011]
MATHEMATICA
Select[(13 10^Range[180]+17)/3, PrimeQ] (* Harvey P. Dale, Aug 09 2011 *)
PROG
(Magma) [a: n in [0..250]|IsPrime(a) where a is (13*10^n+17)div(3)]
CROSSREFS
KEYWORD
nonn
AUTHOR
Vincenzo Librandi, Dec 11 2010
STATUS
approved