OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000
MATHEMATICA
a = {}; Do[If[PrimeQ[8 n + 1] && PrimeQ[8 n + 7], AppendTo[a, n]], {n, 1, 1000}]; a
CROSSREFS
KEYWORD
nonn
AUTHOR
Artur Jasinski, Apr 19 2008
STATUS
approved