OFFSET
0,9
LINKS
Colin Barker, Table of n, a(n) for n = 0..1000
Roberto De Maria Nunes Mendes, Symmetries of spherical harmonics, Transactions of the American Mathematical Society 204 (1975): 161-178. See subgroup 111.
Index entries for linear recurrences with constant coefficients, signature (0,0,0,1,1,1,0,0,-1,-1,-1,0,0,0,1).
FORMULA
a(n) = a(n-4) + a(n-5) + a(n-6) - a(n-9) - a(n-10) - a(n-11) + a(n-15) for n>14. - Colin Barker, Oct 09 2018
MATHEMATICA
CoefficientList[Series[(1-x^5+x^8+x^10)/((1-x^4)*(1-x^5)*(1-x^6)), {x, 0, 80}], x] (* Stefano Spezia, Oct 09 2018 *)
PROG
(PARI) Vec((1 - x^5 + x^8 + x^10) / ((1 - x)^3*(1 + x)^2*(1 - x + x^2)*(1 + x^2)*(1 + x + x^2)*(1 + x + x^2 + x^3 + x^4)) + O(x^80)) \\ Colin Barker, Oct 09 2018
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Oct 08 2018
STATUS
approved