A017217 a(n) = (9*n + 4)^9.

262144, 10604499373, 1207269217792, 26439622160671, 262144000000000, 1628413597910449, 7427658739644928, 27206534396294947, 84590643846578176, 231616946283203125, 572994802228616704, 1304773183829244583

Offset

0,1

Links

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

Index entries for linear recurrences with constant coefficients, signature (10, -45, 120, -210, 252, -210, 120, -45, 10, -1).

Mathematica

(9*Range[0, 20]+4)^9 (* or *) LinearRecurrence[{10, -45, 120, -210, 252, -210, 120, -45, 10, -1}, {262144, 10604499373, 1207269217792, 26439622160671, 262144000000000, 1628413597910449, 7427658739644928, 27206534396294947, 84590643846578176, 231616946283203125}, 20] (* Harvey P. Dale, Aug 10 2021 *)

Prog

(Magma) [(9*n+4)^9: n in [0..20]]; // Vincenzo Librandi, Jul 24 2011

Crossrefs

Sequence in context: A016965 A017037 A017121 * A017325 A017445 A017577

Adjacent sequences: A017214 A017215 A017216 * A017218 A017219 A017220

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved