%I #15 Apr 25 2018 08:34:30
%S 1,-96,4464,-133760,2897880,-48264768,641207744,-6954435840,
%T 62452035180,-467536231520,2916146241888,-14993052561792,
%U 61695767581248,-187599812159040,302907998183040,676931170946304,-7255673126427378,28908305661771648
%N Fourier coefficients of (normalized Delta)^4.
%C Normalized Delta generates Ramanujan tau function. The 4th power is a weight-48 cusp form.
%H G. C. Greubel, <a href="/A035150/b035150.txt">Table of n, a(n) for n = 4..1000</a>
%F G.f.: q^4 * Product_{n >= 1} (1 - q^n)^96.
%e (normalized Delta)^4 = (tau(1)q+tau(2)q^2+ ... )^4 = q^4-96q^5+4464q^6- ....
%t s = q^4 QPochhammer[q]^96 + O[q]^22; Drop[CoefficientList[s, q], 4] (* _Jean-François Alcover_, Jul 27 2016 *)
%o (PARI) q='q+O('q^30); Vec(q^4*eta(q)^96) \\ _G. C. Greubel_, Apr 25 2018
%Y Cf. A035118, A035190.
%K sign,easy
%O 4,2
%A Barry Brent (barryb(AT)primenet.com)