A329516 Expansion of (x^4 - x^3 - 3*x^2 - 2*x - 1)/(x - 1).

1, 3, 6, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6

Offset

0,2

Links

Table of n, a(n) for n=0..84.

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

Formula

G.f.: (x^4 - x^3 - 3*x^2 - 2*x - 1)/(x - 1).

a(n) = 6 for n >= 4.

Mathematica

CoefficientList[Series[(x^4 - x^3 - 3*x^2 - 2*x - 1)/(x - 1), {x, 0, 120}], x] (* Wesley Ivan Hurt, Jun 26 2022 *)
PadRight[{1, 3, 6, 7}, 120, {6}] (* Harvey P. Dale, Dec 28 2023 *)

Crossrefs

Row n=1 in array in A329515.

Sequence in context: A016616 A256936 A021276 * A290943 A067753 A129023

Adjacent sequences: A329513 A329514 A329515 * A329517 A329518 A329519

Keyword

nonn

Author

N. J. A. Sloane, Nov 25 2019

Status

approved