OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[Prime[Range[400]], MemberQ[{0, 1, 2, 5}, Mod[#, 13]]&]
PROG
(Magma) [ p: p in PrimesUpTo(1500) | p mod 13 in {0, 1, 2, 5} ];
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Aug 07 2012
STATUS
approved