OFFSET
1,2
LINKS
Daniel Starodubtsev, Table of n, a(n) for n = 1..10000
EXAMPLE
If k=113 then (3*k^2) + 64 = 38371 (prime).
MATHEMATICA
Select[Range[300], PrimeQ[3*#^2 + 64] &] (* Stefan Steinerberger, Feb 26 2006 *)
PROG
(PARI) is(n)=isprime(3*n^2+64) \\ Charles R Greathouse IV, Jun 13 2017
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Parthasarathy Nambi, Oct 11 2005
EXTENSIONS
More terms from Stefan Steinerberger, Feb 26 2006
STATUS
approved