A017415 a(n) = (11*n + 2)^3.

8, 2197, 13824, 42875, 97336, 185193, 314432, 493039, 729000, 1030301, 1404928, 1860867, 2406104, 3048625, 3796416, 4657463, 5639752, 6751269, 8000000, 9393931, 10941048, 12649337, 14526784, 16581375, 18821096, 21253933, 23887872, 26730899, 29791000, 33076161, 36594368

Offset

0,1

Links

Paolo Xausa, Table of n, a(n) for n = 0..10000

Index entries for linear recurrences with constant coefficients, signature (4,-6,4,-1).

Formula

G.f.: ( 8+2165*x+5084*x^2+729*x^3 ) / (x-1)^4 . - R. J. Mathar, Dec 03 2015

Mathematica

(11*Range[0, 30] + 2)^3 (* Paolo Xausa, Dec 15 2025 *)

Prog

(PARI) a(n) = (11*n+2)^3; \\ Altug Alkan, Dec 02 2015

Crossrefs

Sequence in context: A189308 A300597 A323588 * A046246 A302380 A303101

Adjacent sequences: A017412 A017413 A017414 * A017416 A017417 A017418

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved