OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (6,-12,8).
FORMULA
G.f.: (1 - x+2x^2)/(1 - 2x)^3.
Equals A134083 * [1,2,3,...]. - Gary W. Adamson, Oct 07 2007
MATHEMATICA
LinearRecurrence[{6, -12, 8}, {1, 5, 20}, 40] (* Harvey P. Dale, Mar 15 2016 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Paul Barry, Jun 09 2003
STATUS
approved