OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..5000
MATHEMATICA
Select[Table[16n^2+81, {n, 0, 120000}], PrimeQ] (* Vincenzo Librandi, Dec 11 2011 *)
PROG
(PARI) fourmp1(m, n) = { forstep(x=1, m, 1, y=16*(x^2+n^2)+8*n+1; if(isprime(y), print1(y", ")) ) }
(Magma) [a: n in [0..300] | IsPrime(a) where a is 16*n^2+81]; // Vincenzo Librandi, Dec 11 2011
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Cino Hilliard, Oct 09 2003
STATUS
approved