A017208 a(n) = (9*n + 3)^12.

531441, 8916100448256, 7355827511386641, 531441000000000000, 12381557655576425121, 149587343098087735296, 1176246293903439668001, 6831675453247426400256, 31676352024078369140625, 123410307017276135571456

Offset

0,1

Links

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

Index entries for linear recurrences with constant coefficients, signature (13, -78, 286, -715, 1287, -1716, 1716, -1287, 715, -286, 78, -13, 1).

Mathematica

(9*Range[0, 20]+3)^12 (* or *) LinearRecurrence[{13, -78, 286, -715, 1287, -1716, 1716, -1287, 715, -286, 78, -13, 1}, {531441, 8916100448256, 7355827511386641, 531441000000000000, 12381557655576425121, 149587343098087735296, 1176246293903439668001, 6831675453247426400256, 31676352024078369140625, 123410307017276135571456, 418596297479370673535601, 1268241794562545318301696, 3498450596935634189769921}, 20] (* Harvey P. Dale, Feb 13 2022 *)

Prog

(Magma) [(9*n+3)^12: n in [0..15]]; // Vincenzo Librandi, Jul 23 2011

Crossrefs

Sequence in context: A016956 A017028 A017112 * A017316 A017436 A017568

Adjacent sequences: A017205 A017206 A017207 * A017209 A017210 A017211

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved