OFFSET
1,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (4,-6,4,-1).
FORMULA
G.f.: 2*x*(x^3+4*x-2)/(x-1)^4. [Colin Barker, Oct 08 2012]
MATHEMATICA
a[n_] := n^3-(n+2)^2; lst={}; Do[AppendTo[lst, a[n]], {n, 0, 5!}]; lst
CROSSREFS
KEYWORD
sign,easy
AUTHOR
Vladimir Joseph Stephan Orlovsky, Dec 22 2008
STATUS
approved