OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[Prime[Range[3000]], MemberQ[{2, 3}, Mod[#, 19]]&]
Select[Flatten[#+{2, 3}&/@(19*Range[0, 200])], PrimeQ] (* Harvey P. Dale, Oct 07 2019 *)
PROG
(Magma) [p: p in PrimesUpTo(3000) | p mod 19 in [2, 3]];
CROSSREFS
KEYWORD
nonn
AUTHOR
Vincenzo Librandi, Aug 04 2012
STATUS
approved