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A057735
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Primes of the form 3^n + 2.
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23
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3, 5, 11, 29, 83, 6563, 59051, 4782971, 14348909, 282429536483, 2541865828331, 150094635296999123, 1144561273430837494885949696429, 57264168970223481226273458862846808078011946891, 30432527221704537086371993251530170531786747066637051
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OFFSET
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1,1
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LINKS
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Vincenzo Librandi, Table of n, a(n) for n = 1..29
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MATHEMATICA
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Select[Table[3^n+2, {n, 0, 200}], PrimeQ] (* Vincenzo Librandi, Dec 08 2011 *)
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PROG
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(MAGMA) [a: n in [0..200] | IsPrime(a) where a is 3^n+2]; // Vincenzo Librandi, Dec 08 2011
(PARI) select(ispseudoprime, vector(100, n, 3^n+2)) \\ Charles R Greathouse IV, Apr 29 2015
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CROSSREFS
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Cf. A051783.
Sequence in context: A194563 A080443 A168607 * A095302 A335367 A000101
Adjacent sequences: A057732 A057733 A057734 * A057736 A057737 A057738
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KEYWORD
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nonn
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AUTHOR
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G. L. Honaker, Jr., Oct 29 2000
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STATUS
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approved
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