OFFSET
2,2
LINKS
Colin Barker, Table of n, a(n) for n = 2..1000
Index entries for linear recurrences with constant coefficients, signature (9,-34,71,-90,71,-34,9,-1).
FORMULA
G.f.: x^2*(1+103*x^2-30*x^3+69*x^4-73*x^5+34*x^6-9*x^7+x^8) / ((1-x)^6*(1-3*x+x^2)). - Colin Barker, Feb 19 2016
PROG
(PARI) Vec(x^2*(1+103*x^2-30*x^3+69*x^4-73*x^5+34*x^6-9*x^7+x^8)/((1-x)^6*(1-3*x+x^2)) + O(x^40)) \\ Colin Barker, Feb 19 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved