A016986 a(n) = (7*n)^6.

0, 117649, 7529536, 85766121, 481890304, 1838265625, 5489031744, 13841287201, 30840979456, 62523502209, 117649000000, 208422380089, 351298031616, 567869252041, 885842380864, 1340095640625, 1973822685184

Offset

0,2

Links

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

Index entries for linear recurrences with constant coefficients, signature (7, -21, 35, -35, 21, -7, 1).

Mathematica

(7*Range[0, 20])^6 (* or *) LinearRecurrence[{7, -21, 35, -35, 21, -7, 1}, {0, 117649, 7529536, 85766121, 481890304, 1838265625, 5489031744}, 20] (* Harvey P. Dale, Oct 27 2016 *)

Prog

(Magma) [(7*n)^6: n in [0..25]]; // Vincenzo Librandi, Jun 18 2011

Crossrefs

Sequence in context: A235068 A288985 A016926 * A017154 A017250 A017358

Adjacent sequences: A016983 A016984 A016985 * A016987 A016988 A016989

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved