OFFSET
1,2
LINKS
Carmine Suriano, Table of n, a(n) for n = 1..4431
MATHEMATICA
lst={}; k=5; Do[If[PrimeQ[n^k+k-1], AppendTo[lst, n]], {n, 10^3}]; lst (* Vladimir Joseph Stephan Orlovsky, Sep 10 2008 *)
Select[Range[1300], PrimeQ[#^5+4]&] (* Harvey P. Dale, Oct 14 2019 *)
PROG
(PARI) is(n)=isprime(n^5+4) \\ Charles R Greathouse IV, Feb 17 2017
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Nov 26 2006
STATUS
approved