OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000
MATHEMATICA
Do[If[PrimeQ[8n + 1] && PrimeQ[8n + 3], Print[n]], {n, 1, 1000}]
Select[Range[1000], AllTrue[8#+{1, 3}, PrimeQ]&] (* Harvey P. Dale, Jul 11 2023 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Artur Jasinski, Dec 10 2006
STATUS
approved