A017547 a(n) = (12n + 2)^3.

8, 2744, 17576, 54872, 125000, 238328, 405224, 636056, 941192, 1331000, 1815848, 2406104, 3112136, 3944312, 4913000, 6028568, 7301384, 8741816, 10360232, 12167000, 14172488, 16387064, 18821096, 21484952, 24389000, 27543608

Offset

0,1

Links

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

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

Formula

a(n) = A017545(n)^3. - Michel Marcus, Dec 28 2014

G.f.: (8 + 2712*x + 6648*x^2 + 1000*x^3)/(1-x)^4. - Vincenzo Librandi, Dec 28 2014

Mathematica

Table[(12*n+2)^3, {n, 0, 5!}] (* Vladimir Joseph Stephan Orlovsky, Mar 17 2010 *)
CoefficientList[Series[(8 + 2712 x + 6648 x^2 + 1000 x^3) / (1-x)^4, {x, 0, 40}], x] (* Vincenzo Librandi, Dec 28 2014 *)

Crossrefs

Sequence in context: A172957 A233169 A233122 * A046248 A185901 A078525

Adjacent sequences: A017544 A017545 A017546 * A017548 A017549 A017550

Keyword

nonn,easy

Author

N. J. A. Sloane

Extensions

More terms from Vladimir Joseph Stephan Orlovsky, Mar 17 2010

Status

approved