OFFSET
1,1
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..5000
EXAMPLE
If n=104 then n^2 + 15 = 10831 (prime).
MATHEMATICA
Select[Range[200], PrimeQ[#1^2 + 15] &] (* G. C. Greubel, Sep 13 2017 *)
PROG
(Magma) [n: n in [0..6000] | IsPrime(n^2 + 15)] // Vincenzo Librandi, Nov 13 2010
(PARI) is(n)=isprime(n^2+15) \\ Charles R Greathouse IV, Feb 17 2017
CROSSREFS
KEYWORD
nonn
AUTHOR
Parthasarathy Nambi, Sep 09 2006
STATUS
approved