A017296 a(n) = (10*n + 2)^4.

16, 20736, 234256, 1048576, 3111696, 7311616, 14776336, 26873856, 45212176, 71639296, 108243216, 157351936, 221533456, 303595776, 406586896, 533794816, 688747536, 875213056, 1097199376, 1358954496

Offset

0,1

Links

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

Index entries for linear recurrences with constant coefficients, signature (5, -10, 10, -5, 1).

Formula

G.f.: -16*(1 + 1291*x + 8171*x^2 + 5281*x^3 + 256*x^4)/(x-1)^5. - R. J. Mathar, Mar 20 2018

Prog

(Magma) [(10*n+2)^4: n in [0..35]]; // Vincenzo Librandi, Jul 30 2011

Crossrefs

Sequence in context: A002489 A060205 A140597 * A217271 A168488 A070904

Adjacent sequences: A017293 A017294 A017295 * A017297 A017298 A017299

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved