OFFSET
0,3
LINKS
Index entries for linear recurrences with constant coefficients, signature (1,2,-4,2).
MATHEMATICA
CoefficientList[Series[(1-x)^(-1)/(1-2x^2+2x^3), {x, 0, 40}], x] (* or *) LinearRecurrence[{1, 2, -4, 2}, {1, 1, 3, 1}, 40] (* Harvey P. Dale, Apr 16 2022 *)
CROSSREFS
KEYWORD
sign,easy
AUTHOR
N. J. A. Sloane, Nov 17 2002
STATUS
approved