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A201712
Primes of the form 2n^2 - 3.
2
5, 29, 47, 197, 239, 389, 509, 719, 797, 2309, 2447, 3359, 4229, 4799, 6047, 6269, 6959, 8447, 10079, 10949, 11549, 12479, 14447, 17669, 18047, 19997, 20399, 22469, 24197, 28319, 31247, 33797, 34319, 38639, 45599, 51197, 51839, 55109
OFFSET
1,1
LINKS
MATHEMATICA
Select[Table[2n^2-3, {n, 1, 1000}], PrimeQ]
PROG
(Magma) [a: n in [1..300] | IsPrime(a) where a is 2*n^2-3];
CROSSREFS
Sequence in context: A268673 A146829 A329151 * A271923 A224499 A107003
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Dec 04 2011
STATUS
approved