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

0,1

Links

Table of n, a(n) for n=0..25.

Index entries for linear recurrences with constant coefficients, signature (3).

Formula

G.f.: 17/(1-3*x).

a(n) = 3*a(n-1).

a(n) = 17* A000244(n).

Mathematica

Table[17 3^n, {n, 0, 30}]
NestList[3#&, 17, 30] (* Harvey P. Dale, Oct 14 2022 *)

Prog

(Magma) [17*3^n: n in [0..30]];

Crossrefs

Cf. similar sequences listed in A258597.

Sequence in context: A005570 A195037 A214660 * A223906 A146673 A330390

Adjacent sequences: A258595 A258596 A258597 * A258599 A258600 A258601

Keyword

nonn,easy

Author

Vincenzo Librandi, Jun 05 2015

Status

approved