|
| |
|
|
A176495
|
|
Primes of the form 3^(3n)+2.
|
|
3
|
|
|
|
3, 29, 14348909, 282429536483, 150094635296999123, 1144561273430837494885949696429, 48519278097689642681155855396759336072749841943521979872829, 1310020508637620352391208095712502073964245732475093456566331
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
LINKS
|
Vincenzo Librandi, Table of n, a(n) for n = 1..13
|
|
|
MATHEMATICA
|
Select[Table[3^(3n)+2, {n, 0, 300}], PrimeQ] (* Vincenzo Librandi, Jul 26 2012 *)
|
|
|
PROG
|
(MAGMA) [a: n in [0..50] | IsPrime(a) where a is 3^(3*n)+2 ]; // Vincenzo Librandi, Jul 26 2012
|
|
|
CROSSREFS
|
Cf, A138051 (values of n).
Sequence in context: A171883 A112981 A178336 * A082792 A078242 A108739
Adjacent sequences: A176492 A176493 A176494 * A176496 A176497 A176498
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
Vincenzo Librandi, Apr 19 2010
|
|
|
EXTENSIONS
|
Definition corrected by T. D. Noe, Jun 16 2010
Entries checked by N. J. A. Sloane, Jun 16 2010
|
|
|
STATUS
|
approved
|
| |
|
|
