A119599 Numbers n such that 5*n^5 + 3 is prime.

0, 2, 16, 22, 34, 44, 46, 50, 70, 76, 112, 118, 142, 160, 172, 194, 212, 230, 232, 238, 272, 308, 314, 338, 352, 364, 368, 376, 382, 386, 394, 398, 436, 442, 464, 466, 490, 520, 572, 580, 610, 628, 706, 742, 776, 788, 806, 824, 862, 868, 908, 938, 974, 1012

Offset

1,2

Links

Table of n, a(n) for n=1..54.

Example

If n=112 then 5*n^5 + 3 = 88117084163 (prime).

Mathematica

Select[Range[0, 1000], PrimeQ[5*#^5 + 3] &]

Prog

(PARI) is(n)=isprime(5*n^5+3) \\ Charles R Greathouse IV, Jun 13 2017

Crossrefs

Cf. A118660.

Sequence in context: A093026 A271627 A118954 * A333475 A330611 A228158

Adjacent sequences: A119596 A119597 A119598 * A119600 A119601 A119602

Keyword

nonn,less,easy

Author

Parthasarathy Nambi, Jun 02 2006

Extensions

More terms from Robert G. Wilson v and Stefan Steinerberger, Jun 02 2006

Status

approved