OFFSET
1,1
COMMENTS
The sequence of corresponding n starts 1, 2, 3, 5, 6, 9, 10, 25, 98, 122, 153, 190, 258, 511, 549, ... (complete up to 10^3). [Joerg Arndt, Jul 19 2012]
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..18
FORMULA
a(n) = 3^A219035(n) + 14. - Elmo R. Oliveira, Nov 11 2023
MATHEMATICA
Select[Table[3^n+14, {n, 0, 200}], PrimeQ] (* Vincenzo Librandi, Jul 19 2012 *)
PROG
(Magma) [ a: n in [0..200] | IsPrime(a) where a is 3^n+14 ]; // Vincenzo Librandi, Jul 19 2012
CROSSREFS
KEYWORD
nonn
AUTHOR
Roger L. Bagula, Mar 01 2005
EXTENSIONS
Edited by N. J. A. Sloane at the suggestion of Andrew S. Plewe, May 16 2007
STATUS
approved