OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
FORMULA
a(n) ~ 12n log n. - Charles R Greathouse IV, Jul 03 2016
MATHEMATICA
Select[Range[12, 50000, 13], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 13 2011 *)
Select[Prime[Range[600]], Mod[#, 13]==12&] (* Harvey P. Dale, Feb 02 2023 *)
PROG
(Magma) [ p: p in PrimesUpTo(5000) | p mod 13 eq 12 ]; // Vincenzo Librandi, Apr 19 2011
(PARI) is(n)=isprime(n) && n%13==12 \\ Charles R Greathouse IV, Jul 03 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved