A017273 a(n) = (10*n)^5.

0, 100000, 3200000, 24300000, 102400000, 312500000, 777600000, 1680700000, 3276800000, 5904900000, 10000000000, 16105100000, 24883200000, 37129300000, 53782400000, 75937500000, 104857600000

Offset

0,2

Links

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

Index entries for linear recurrences with constant coefficients, signature (6,-15,20,-15,6,-1).

Mathematica

(10*Range[0, 20])^5 (* or  *) LinearRecurrence[{6, -15, 20, -15, 6, -1}, {0, 100000, 3200000, 24300000, 102400000, 312500000}, 20] (* Harvey P. Dale, Sep 18 2013 *)

Prog

(Magma) [(10*n)^5: n in [0..20]]; // Vincenzo Librandi, Jul 29 2011
(PARI) a(n)=(10*n)^5 \\ Charles R Greathouse IV, Jul 29 2011

Crossrefs

Sequence in context: A168652 A277399 A017177 * A017513 A099210 A017645

Adjacent sequences: A017270 A017271 A017272 * A017274 A017275 A017276

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved