OFFSET
0,4
REFERENCES
G. van der Geer, Hilbert Modular Surfaces, Springer-Verlag, 1988; p. 188.
LINKS
G. C. Greubel, Table of n, a(n) for n = 0..1000
Index entries for linear recurrences with constant coefficients, signature (1,0,1,-1,1,-1,0,-1,1).
MATHEMATICA
CoefficientList[Series[(1+x^10)/((1-x)(1-x^3)(1-x^5)), {x, 0, 70}], x] (* Harvey P. Dale, Jul 23 2011 *)
PROG
(PARI) x='x+O('x^30); Vec((1+x^10)/((1-x)(1-x^3)(1-x^5))) \\ G. C. Greubel, Dec 20 2017
(Magma) I:=[1, 2, 2, 3, 4, 4, 5, 6, 8]; [1, 1] cat [n le 9 select I[n] else Self(n-1) + Self(n-3) - Self(n-4) + Self(n-5) - Self(n-6) - Self(n-8) + Self(n-9): n in [1..30]]; // G. C. Greubel, Dec 20 2017
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Sep 05 2004
STATUS
approved