OFFSET
1,1
LINKS
Michael De Vlieger, Table of n, a(n) for n = 1..10000
MATHEMATICA
Select[Prime[Range[400]], PrimeQ[40#+3]&&PrimeQ[40#-3]&]
PROG
(Magma) [p: p in PrimesUpTo(5000)|IsPrime(40*p+3) and IsPrime(40*p-3)] // Vincenzo Librandi, Jan 30 2011
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, May 05 2005
STATUS
approved