%I
%S 4,8,20,560,560,440,7280,160160,2722720,51731680,51731680,45762640,
%T 1487285800,5949143200,86262576400,10696559473600,368846878400,
%U 562976814400,395772700523200,395772700523200,16226680721451200
%N Denominator of the probability that (2n+1)dimensional Gaussian random triangle has an obtuse angle.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/GaussianTrianglePicking.html">Gaussian Triangle Picking</a>
%e 1  (3*sqrt(3))/(4*Pi), 1  (9*sqrt(3))/(8*Pi), 1  (27*sqrt(3))/(20*Pi), ...
%Y Cf. A102556, A102557, A102558.
%K nonn,frac
%O 1,1
%A _Eric W. Weisstein_, Jan 14 2005
