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%I #14 Sep 08 2022 08:45:53
%S 1009,3187,7561,1595323,43047721,94143179827,22876792455961,
%T 617673396284947,6461081889226673298933241,
%U 278128389443693511257285776232761,1330279464729113309844748891857449679409,2909321189362570808630465826492242446681483
%N Primes of the form 3^n + 1000.
%H Vincenzo Librandi, <a href="/A176930/b176930.txt">Table of n, a(n) for n = 1..22</a>
%t Select[Table[3^n + 1000, {n, 0, 300}], PrimeQ] (* _Vincenzo Librandi_ Jan 02 2014 *)
%o (Magma) [a: n in [0..250] | IsPrime(a) where a is 3^n+1000];
%K nonn
%O 1,1
%A _Vincenzo Librandi_, Apr 29 2010
%E Checked and extended by _N. J. A. Sloane_, Jun 17 2010
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