A017211 a(n) = (9*n + 4)^3.

64, 2197, 10648, 29791, 64000, 117649, 195112, 300763, 438976, 614125, 830584, 1092727, 1404928, 1771561, 2197000, 2685619, 3241792, 3869893, 4574296, 5359375, 6229504, 7189057, 8242408

Offset

0,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..10000

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

Formula

a(n) = A017209(n)^3 = A000578(A017209(n)). - Wesley Ivan Hurt, Jan 22 2014

G.f.: ( 64 + 1941*x + 2244*x^2 + 125*x^3 ) / (x-1)^4. - R. J. Mathar, Jul 14 2016

Maple

A017211:=n->(9*n+4)^3; seq(A017211(n), n=0..35); # Wesley Ivan Hurt, Jan 22 2014

Mathematica

Table[(9n+4)^3, {n, 0, 35}] (* Wesley Ivan Hurt, Jan 22 2014 *)
LinearRecurrence[{4, -6, 4, -1}, {64, 2197, 10648, 29791}, 30] (* Harvey P. Dale, Jan 21 2017 *)

Prog

(Magma) [(9*n+4)^3: n in [0..35]]; // Vincenzo Librandi, Jul 25 2011

Crossrefs

Cf. A000578 (n^3), A017209 (9*n+4).

Sequence in context: A082559 A008790 A183432 * A221424 A181241 A053107

Adjacent sequences: A017208 A017209 A017210 * A017212 A017213 A017214

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved