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A063354 Dimension of the space of weight n cuspidal newforms for Gamma_1( 81 ). 0

%I

%S -1,164,356,548,740,932,1124,1316,1508,1700,1892,2084,2276,2468,2660,

%T 2852,3044,3236,3428,3620,3812,4004,4196,4388,4580,4772,4964,5156,

%U 5348,5540,5732,5924,6116,6308,6500,6692,6884,7076,7268,7460

%N Dimension of the space of weight n cuspidal newforms for Gamma_1( 81 ).

%H William A. Stein, <a href="http://wstein.org/Tables/dimskg1new.gp">Dimensions of the spaces S_k^{new}(Gamma_1(N))</a>

%H William A. Stein, <a href="http://wstein.org/Tables/">The modular forms database</a>

%F Conjectures from _Colin Barker_, Feb 25 2016: (Start)

%F a(n) = 2*a(n-1)-a(n-2) for n>4.

%F G.f.: -x^2*(1-166*x-27*x^2) / (1-x)^2.

%F (End)

%K sign

%O 2,2

%A _N. J. A. Sloane_, Jul 14 2001

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Last modified May 8 15:54 EDT 2021. Contains 343666 sequences. (Running on oeis4.)