OFFSET
1,1
COMMENTS
Primes of the form (8*10^k - 53)/9. - Vincenzo Librandi, Nov 16 2010
LINKS
MATHEMATICA
Select[Table[FromDigits[PadLeft[{3}, n, 8]], {n, 80}], PrimeQ] (* Harvey P. Dale, Sep 21 2013 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Rick L. Shepherd, Mar 26 2004
STATUS
approved