A074221 Numbers k such that floor(k^e) is prime.

3, 4, 5, 11, 22, 26, 32, 42, 44, 45, 84, 95, 97, 165, 183, 198, 200, 201, 204, 214, 235, 247, 258, 260, 267, 294, 310, 365, 381, 387, 389, 393, 442, 456, 463, 507, 543, 544, 551, 588, 609, 628, 676, 693, 718, 729, 736, 755, 767, 795, 810, 842, 865, 877, 885

Offset: 0

Author

Jon Perry, Sep 17 2002

Keywords

• nonn

Examples

			Floor(3^e) = 19.
		

Crossrefs

Cf. A001113, A050808.

Programs

Mathematica

Select[Range[1000],PrimeQ[Floor[#^E]]&] (* Harvey P. Dale, Jul 21 2013 *)