A017043 a(n) = (7*n + 5)^3.

125, 1728, 6859, 17576, 35937, 64000, 103823, 157464, 226981, 314432, 421875, 551368, 704969, 884736, 1092727, 1331000, 1601613, 1906624, 2248091, 2628072, 3048625, 3511808, 4019679, 4574296, 5177717

Offset

0,1

Links

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

Index entries for linear recurrences with constant coefficients, signature (4,-6,4,-1).

Formula

G.f.: (125 + 1228*x + 697*x^2 + 8*x^3)/(x-1)^4. - R. J. Mathar, Jul 14 2016

Mathematica

(7 Range[0, 30] + 5)^3 (* Wesley Ivan Hurt, Oct 14 2023 *)
LinearRecurrence[{4, -6, 4, -1}, {125, 1728, 6859, 17576}, 30] (* Harvey P. Dale, Mar 04 2024 *)

Prog

(Magma) [(7*n+5)^3: n in [0..40] ]; // Vincenzo Librandi, Jul 18 2011

Crossrefs

Sequence in context: A016971 A030082 A342349 * A255181 A102061 A080169

Adjacent sequences: A017040 A017041 A017042 * A017044 A017045 A017046

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved