OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[Range[500], PrimeQ[9#-5]&] (* Harvey P. Dale, Sep 14 2012 *)
PROG
(Magma) [n: n in [1..1000] |IsPrime(9*n-5)]; // Vincenzo Librandi, Nov 20 2010
(PARI) is(n)=isprime(9*n-5) \\ Charles R Greathouse IV, Jun 06 2017
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved