A201263 Primes of the form 9*n^3 + 1.

73, 577, 9001, 24697, 52489, 197569, 353737, 576001, 995329, 1125001, 1756009, 2144953, 2829889, 4270969, 5334337, 6561001, 8470729, 10123777, 11337409, 12644353, 15552001, 16342633, 17159617, 20699713, 23652649, 25769593, 30375001

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..4500

Mathematica

Select[Table[9n^3+1, {n, 0, 7000}], PrimeQ]

Prog

(Magma) [a: n in [0..300] | IsPrime(a) where a is 9*n^3+1];

Crossrefs

Sequence in context: A038485 A077722 A235465 * A210390 A210383 A142675

Adjacent sequences: A201260 A201261 A201262 * A201264 A201265 A201266

Keyword

nonn,easy,changed

Author

Vincenzo Librandi, Nov 29 2011

Status

approved