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A201479
Primes of the form 3n^2 + 7.
1
7, 19, 199, 307, 439, 1459, 2707, 3079, 4339, 7507, 10099, 13879, 15559, 19207, 31219, 36307, 43207, 50707, 57139, 65719, 117619, 134839, 145207, 147859, 172807, 175699, 187507, 231859, 248839, 288307, 303379, 326707, 330679
OFFSET
1,1
LINKS
MATHEMATICA
Select[Table[3n^2+7, {n, 0, 1000}], PrimeQ]
PROG
(Magma) [a: n in [0..400] | IsPrime(a) where a is 3*n^2+7];
CROSSREFS
Sequence in context: A128338 A173384 A107195 * A228150 A331404 A191624
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Dec 02 2011
STATUS
approved