A200917 Primes of the form 7n^3-3.

53, 3581, 6997, 28669, 55997, 229373, 984253, 1229309, 3072829, 3583997, 3859573, 5450813, 6588341, 6999997, 9316997, 11501221, 12710933, 15378997, 21784949, 22692541, 46512701, 55999997, 66696893, 72521621, 106770941, 117440509

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Mathematica

Select[Table[7n^3-3, {n, 1, 3500}], PrimeQ]

Prog

(Magma) [a: n in [1..400] | IsPrime(a) where a is 7*n^3-3]

Crossrefs

Sequence in context: A280357 A300406 A013542 * A234630 A370294 A088784

Adjacent sequences: A200914 A200915 A200916 * A200918 A200919 A200920

Keyword

nonn,easy

Author

Vincenzo Librandi, Nov 24 2011

Status

approved