OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, -4).
FORMULA
O.g.f.: x(x+2)(1+x)/((1-2x+2x^2)(1+2x+2x^2)) - R. J. Mathar, May 23 2008
MATHEMATICA
LinearRecurrence[{0, 0, 0, -4}, {0, 2, 3, 1}, 60] (* Harvey P. Dale, Nov 29 2023 *)
CROSSREFS
KEYWORD
sign
AUTHOR
Paul Curtz, Apr 20 2008
EXTENSIONS
More terms from R. J. Mathar, May 23 2008
STATUS
approved