A214886 Primes of the form n^3-2*n^2-1.

31, 383, 1439, 2351, 3583, 9679, 12671, 16223, 93103, 105983, 151631, 169343, 208799, 253951, 394271, 427423, 537919, 665983, 1236383, 1615183, 1786079, 2822959, 3197983, 3329999, 3465599, 5207471, 5576383, 6365663, 7004159, 7226111, 8912383, 9984383

Offset: 1

Author

Vincenzo Librandi, Jul 29 2012

Keywords

• nonn
• easy

Links

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

Crossrefs

Cf. A214731.

Programs

Magma

[ a: n in [2..250] | IsPrime(a) where a is n^3-2*n^2-1 ];

Mathematica

Select[Table[n^3-2*n^2-1,{n,2,700}],PrimeQ]