OFFSET
1,1
COMMENTS
The number of such n's <= 10^n: 3, 12, 36, 216, 1279,... Cf A126334 for prime n's.
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[Range[10^5], PrimeQ[#^2-2] && PrimeQ[(#+2)^2-2]&]
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Mar 11 2007
STATUS
approved