OFFSET
9,2
LINKS
Alois P. Heinz, Table of n, a(n) for n = 9..1000
Index entries for linear recurrences with constant coefficients, signature (17,-121,468,-1068,1461,-1163,496,-95,5).
FORMULA
G.f.: -x^9/((x^2-3*x+1)*(5*x^2-5*x+1)*(x^5-15*x^4+35*x^3-28*x^2+9*x-1)).
MATHEMATICA
LinearRecurrence[{17, -121, 468, -1068, 1461, -1163, 496, -95, 5}, {1, 17, 168, 1267, 8099, 46305, 244412, 1215448, 5773812}, 30] (* Harvey P. Dale, Sep 28 2018 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Alois P. Heinz, Jul 06 2017
STATUS
approved