A201307 Primes of the form n^3+4.

5, 31, 347, 733, 6863, 15629, 19687, 91129, 250051, 328513, 493043, 614129, 658507, 970303, 1092731, 1295033, 1520879, 1601617, 2146693, 2352641, 3048629, 4826813, 5359379, 6128491, 7414879, 8869747, 12977879, 21253937, 21717643

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..3000

Mathematica

Select[Table[n^3+4, {n, 0, 7000}], PrimeQ]

Prog

MAGMA) [a: n in [0..800] | IsPrime(a) where a is n^3+4]

Crossrefs

Sequence in context: A372162 A307615 A020514 * A228647 A059301 A225158

Adjacent sequences: A201304 A201305 A201306 * A201308 A201309 A201310

Keyword

nonn,easy

Author

Vincenzo Librandi, Nov 30 2011

Status

approved