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A057726 Primes of the form 3^(2^n) + 2. 4
5, 11, 83, 6563 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

Select[3^2^Range[0, 10]+2, PrimeQ] (* Harvey P. Dale, Dec 10 2019 *)

CROSSREFS

Cf. A057727.

Sequence in context: A002359 A292754 A090518 * A057727 A228503 A128454

Adjacent sequences:  A057723 A057724 A057725 * A057727 A057728 A057729

KEYWORD

hard,nonn

AUTHOR

G. L. Honaker, Jr., Oct 28 2000

STATUS

approved

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Last modified January 22 13:41 EST 2020. Contains 331149 sequences. (Running on oeis4.)