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A201791
Primes of the form 6n^2 - 5.
1
19, 211, 379, 859, 1009, 1171, 1531, 2161, 3169, 4051, 6529, 8209, 13249, 14401, 15601, 17491, 19489, 23059, 24571, 27739, 30241, 34651, 35569, 37441, 42331, 44371, 47521, 49681, 55291, 63649, 64891, 67411, 82129, 84961, 92251, 96769
OFFSET
1,1
LINKS
MATHEMATICA
Select[Table[6n^2-5, {n, 1, 700}], PrimeQ]
PROG
(Magma) [a: n in [1..200] | IsPrime(a) where a is 6*n^2-5];
CROSSREFS
Sequence in context: A022647 A032613 A199132 * A099663 A202665 A115854
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Dec 05 2011
STATUS
approved