A258598 a(n) = 17*3^n.
17, 51, 153, 459, 1377, 4131, 12393, 37179, 111537, 334611, 1003833, 3011499, 9034497, 27103491, 81310473, 243931419, 731794257, 2195382771, 6586148313, 19758444939, 59275334817, 177826004451, 533478013353, 1600434040059, 4801302120177, 14403906360531
Offset: 0
Links
- Index entries for linear recurrences with constant coefficients, signature (3).
Programs
-
Magma
[17*3^n: n in [0..30]];
-
Mathematica
Table[17 3^n, {n, 0, 30}] NestList[3#&,17,30] (* Harvey P. Dale, Oct 14 2022 *)
Formula
G.f.: 17/(1-3*x).
a(n) = 3*a(n-1).
a(n) = 17*A000244(n).
E.g.f.: 17*exp(3*x). - Elmo R. Oliveira, Aug 16 2024