OFFSET
0,4
REFERENCES
M. D. Neusel and L. Smith, Invariant Theory of Finite Groups, Amer. Math. Soc., 2002; see p. 149.
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..1000
Index entries for linear recurrences with constant coefficients, signature (1,1,-1,0,1,-1,-1,1).
FORMULA
G.f.: (1+x^2+x^3+2*x^4+2*x^5+2*x^6+x^7+x^8+x^10)/((1-x^3)*(1-x^4)*(1-x^5)).
G.f.: -(x^6-x^5+2*x^3-x+1) / ((x-1)^3*(x+1)*(x^4+x^3+x^2+x+1)). - Colin Barker, Apr 02 2015
MATHEMATICA
CoefficientList[Series[(1 + x^2 + x^3 + 2 x^4 + 2 x^5 + 2 x^6 + x^7 + x^8 +x^10) / ((1 - x^3) (1 - x^4) (1 - x^5)), {x, 0, 70}], x] (* Vincenzo Librandi, Aug 15 2013 *)
PROG
(PARI) Vec(-(x^6-x^5+2*x^3-x+1)/((x-1)^3*(x+1)*(x^4+x^3+x^2+x+1)) + O(x^100)) \\ Colin Barker, Apr 02 2015
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, May 15 2003
STATUS
approved