A115413 - OEIS

A115413

Expansion of (x - 1)/(1 - x^2 + x^3 + x^4 - x^5).

-1, 1, -1, 2, -1, 1, -1, -1, 1, -2, 4, -3, 4, -4, 1, -1, -2, 6, -6, 10, -11, 8, -9, 3, 4, -7, 18, -23, 24, -30, 22, -13, 5, 19, -34, 49, -71, 69, -67, 57, -16, -16, 63, -124, 152, -187, 197, -152, 108, -10, -124, 231, -374, 473, -491, 492, -359, 136, 113, -488, 828, -1096, 1339, -1323, 1119, -738, 7, 805, -1697, 2655

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OFFSET

0,4

LINKS

Table of n, a(n) for n=0..69.

Index entries for linear recurrences with constant coefficients, signature (0,1,-1,-1,1).

FORMULA

G.f.: (x - 1)/(1 - x^2 + x^3 + x^4 - x^5).

a(n) = a(n-2) - a(n-3) - a(n-4) + a(n-5). - Wesley Ivan Hurt, Jul 28 2022

MATHEMATICA

CoefficientList[Series[(x - 1)/(1 - x^2 + x^3 + x^4 - x^5), {x, 0, 60}], x] (* Wesley Ivan Hurt, Jul 28 2022 *)

CROSSREFS