OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
EXAMPLE
If k=114 then k^9 - 7 = 3251948521156637177 (prime).
MATHEMATICA
For[n = 2, n < 2000, n += 2, If[PrimeQ[n^9 - 7], Print[n]]] (* Stefan Steinerberger, Feb 17 2006 *)
Select[Range[2000], PrimeQ[#^9-7]&] (* Harvey P. Dale, Dec 10 2013 *)
PROG
(Magma) [n: n in [1..2500] | IsPrime(n^9 - 7)]; // Vincenzo Librandi, Jan 31 2011
(PARI) is(n)=isprime(n^9-7) \\ Charles R Greathouse IV, Jun 13 2017
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Parthasarathy Nambi, Feb 14 2006
EXTENSIONS
More terms from Stefan Steinerberger, Feb 17 2006
STATUS
approved