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A095302 Smallest prime of the form k^n+2 with k>1. 3
3, 5, 11, 29, 83, 59051, 3518743763, 4782971, 6563, 2357947693, 59051, 8649755859377, 282429536483, 2541865828331, 4782971, 14348909, 6568408355712890627, 762939453127, 150094635296999123 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

EXAMPLE

a(5)=59051 because 9^5+2 is prime whereas 3^5+2=5*7^2,5^5+2=53*59 and

7^5+2=3*13*431 are composite.

CROSSREFS

Cf. A087576 smallest k such that k^n+2 is prime, A095303 smallest k such that k^n-2 is prime, A095304 corresponding primes.

Sequence in context: A080443 A168607 A057735 * A000101 A037152 A084748

Adjacent sequences:  A095299 A095300 A095301 * A095303 A095304 A095305

KEYWORD

nonn

AUTHOR

Hugo Pfoertner (hugo(AT)pfoertner.org), Jun 01 2004

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Last modified February 17 08:44 EST 2012. Contains 205998 sequences.