A016856 a(n) = (5*n)^8.

0, 390625, 100000000, 2562890625, 25600000000, 152587890625, 656100000000, 2251875390625, 6553600000000, 16815125390625, 39062500000000, 83733937890625, 167961600000000, 318644812890625, 576480100000000, 1001129150390625, 1677721600000000

Offset

0,2

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Index entries for linear recurrences with constant coefficients, signature (9, -36, 84, -126, 126, -84, 36, -9, 1).

Formula

a(n) = 390625*n^8 = 390625*A001016(n). - Michel Marcus, Apr 09 2017

Maple

A016856:=n->(5*n)^8: seq(A016856(n), n=0..30); # Wesley Ivan Hurt, Apr 09 2017

Mathematica

(5 Range[0, 20])^8  (* Harvey P. Dale, Apr 05 2011 *)
Table[(5 n)^8, {n, 0, 20}] (* Vincenzo Librandi, Apr 10 2017 *)

Prog

(Magma) [(5*n)^8: n in [0..20]]; // Vincenzo Librandi, Apr 10 2017

Crossrefs

Cf. A001016.

Sequence in context: A290499 A375733 A016820 * A016976 A017048 A017132

Adjacent sequences: A016853 A016854 A016855 * A016857 A016858 A016859

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved