OFFSET
1,1
LINKS
William A. Stein, Dimensions of the spaces S_k^{new}(Gamma_0(N))
William A. Stein, The modular forms database
Index entries for linear recurrences with constant coefficients, signature (0,1,1,0,-1).
FORMULA
G.f.: 2x -2*x^2*(-3-4*x-4*x^2-x^3+x^4) / ( (1+x)*(1+x+x^2)*(x-1)^2 ). - R. J. Mathar, Jul 15 2015
MATHEMATICA
LinearRecurrence[{0, 1, 1, 0, -1}, {2, 6, 8, 14, 16}, 60] (* Harvey P. Dale, Feb 11 2024 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jul 10 2001
STATUS
approved