A200962 Primes of the form 9n^3-4.

5, 239, 3083, 934403, 1666733, 2250419, 2471621, 4437347, 5527121, 8732687, 11655257, 13687871, 22143371, 23142173, 24170567, 27437621, 36177107, 38976719, 49907093, 56984621, 68808353, 75288839, 82163957, 91964813, 122867267

Offset

1,1

Links

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

Mathematica

Select[Table[9n^3-4, {n, 1, 4000}], PrimeQ]

Prog

(Magma) [a: n in [1..500] | IsPrime(a) where a is 9*n^3-4]

Crossrefs

Sequence in context: A153025 A140518 A269551 * A270052 A174767 A230885

Adjacent sequences: A200959 A200960 A200961 * A200963 A200964 A200965

Keyword

nonn,easy

Author

Vincenzo Librandi, Nov 26 2011

Status

approved