OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
MATHEMATICA
lst={}; Do[p=Prime[n]; p=6*p+5; If[PrimeQ[p], AppendTo[lst, p]], {n, 6!}]; lst (* Vladimir Joseph Stephan Orlovsky, Apr 04 2009 *)
6#+5&/@Select[Prime[Range[100]], PrimeQ[6#+5]&] (* Harvey P. Dale, Dec 31 2015 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
J. M. Bergot, Mar 09 2007
EXTENSIONS
Corrected and extended by N. J. A. Sloane, Mar 10 2007
STATUS
approved