A074219 Numbers k such that ceiling(k^Pi) is prime.

5, 20, 32, 38, 62, 157, 158, 172, 177, 187, 211, 229, 232, 241, 276, 340, 399, 408, 416, 432, 458, 495, 519, 567, 570, 592, 601, 627, 642, 653, 662, 693, 699, 733, 740, 754, 786, 803, 810, 833, 834, 846, 860, 867, 883, 904, 949

Offset

0,1

Links

Table of n, a(n) for n=0..46.

Example

Ceiling(5^Pi) = 157, which is prime, so 5 is in the sequence.

Mathematica

Select[Range[1000], PrimeQ[Ceiling[#^Pi]]&] (* Harvey P. Dale, May 08 2020 *)

Crossrefs

Sequence in context: A147374 A080654 A162690 * A178612 A063133 A029528

Adjacent sequences: A074216 A074217 A074218 * A074220 A074221 A074222

Keyword

nonn

Author

Jon Perry, Sep 17 2002

Extensions

Edited by Jon E. Schoenfield, Dec 19 2016

Status

approved