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A046967 a(1) = 2, a(n) = a(n-1)^prime(n) for n > 1. 2
2, 8, 32768, 40564819207303340847894502572032 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..4.

EXAMPLE

a(3)=32768 because (2^3)^5=32768.

MATHEMATICA

RecurrenceTable[{a[1]==2, a[n]==a[n-1]^Prime[n]}, a[n], {n, 4}] (* Harvey P. Dale, Jul 18 2011 *)

PROG

(PARI) a(n)=if(n<2, 1, a(n-1)^prime(n)) \\ Charles R Greathouse IV, Jun 20 2013

CROSSREFS

Sequence in context: A038582 A058437 A185681 * A007753 A272331 A256065

Adjacent sequences:  A046964 A046965 A046966 * A046968 A046969 A046970

KEYWORD

nonn,nice

AUTHOR

Felice Russo

STATUS

approved

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Last modified April 24 00:02 EDT 2019. Contains 322404 sequences. (Running on oeis4.)