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A176930 Primes of the form 3^n + 1000. 1
1009, 3187, 7561, 1595323, 43047721, 94143179827, 22876792455961, 617673396284947, 6461081889226673298933241, 278128389443693511257285776232761, 1330279464729113309844748891857449679409, 2909321189362570808630465826492242446681483 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..22

MATHEMATICA

Select[Table[3^n + 1000, {n, 0, 300}], PrimeQ] (* Vincenzo Librandi Jan 02 2014 *)

PROG

(MAGMA) [a: n in [0..250] | IsPrime(a) where a is 3^n+1000];

CROSSREFS

Sequence in context: A182695 A100776 A126238 * A308793 A180088 A117359

Adjacent sequences:  A176927 A176928 A176929 * A176931 A176932 A176933

KEYWORD

nonn

AUTHOR

Vincenzo Librandi, Apr 29 2010

EXTENSIONS

Checked and extended by N. J. A. Sloane, Jun 17 2010

STATUS

approved

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Last modified November 17 13:33 EST 2019. Contains 329230 sequences. (Running on oeis4.)