Location via proxy:   [ UP ]  
[Report a bug]   [Manage cookies]                
A013784
a(n) = 6^(4*n + 1).
2
6, 7776, 10077696, 13060694016, 16926659444736, 21936950640377856, 28430288029929701376, 36845653286788892983296, 47751966659678405306351616, 61886548790943213277031694336, 80204967233062404407033075859456
OFFSET
0,1
FORMULA
From Philippe Deléham, Nov 30 2008: (Start)
a(n) = 1296*a(n-1); a(0)=6.
G.f.: 6/(1-1296*x). (End)
MATHEMATICA
6^(4*Range[0, 20]+1) (* or *) NestList[1296#&, 6, 20] (* Harvey P. Dale, May 30 2018 *)
PROG
(Magma) [6^(4*n+1): n in [0..15]]; // Vincenzo Librandi, Jun 28 2011
(Maxima) makelist(6^(4*n+1), n, 0, 20); /* Martin Ettl, Oct 21 2012 */
(PARI) a(n)=6^(4*n+1) \\ Charles R Greathouse IV, Jul 11 2016
CROSSREFS
Sequence in context: A321983 A219014 A341873 * A188979 A158880 A341874
KEYWORD
nonn,easy
STATUS
approved