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A200954
Primes of the form 7n^3-9.
1
47, 439, 6991, 28663, 74527, 447991, 596279, 1834999, 3859567, 5814079, 7874039, 8337103, 15378991, 20043007, 21784943, 24582647, 51109679, 55999991, 101687479, 163755583, 170722991, 233703727, 300124991, 337599799, 468463903
OFFSET
1,1
LINKS
MATHEMATICA
Select[Table[7n^3-9, {n, 2, 4000}], PrimeQ]
PROG
(Magma) [a: n in [2..500] | IsPrime(a) where a is 7*n^3-9]
CROSSREFS
Sequence in context: A239539 A217119 A142454 * A126300 A012149 A106104
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Nov 26 2011
STATUS
approved