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%I #7 Aug 15 2015 01:59:24
%S -1,1,31,89,1469,3659,15349,346963,833089,258703,8323377,1987291133,
%T 635794127,5092025963,1072713041,49364084095,493755098403,85882225477,
%U 10581549625005,23912704453369,494209983771919,14178953572271615
%N Numerators of Pi-independent part of even terms in the probability of obtaining an acute triangle by picking n points at random in the unit n-ball.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/BallTrianglePicking.html">Ball Triangle Picking</a>
%e -1/8+4/Pi^2, 33/70, 1/32+256/(45Pi^2), 1415/2002, 31/256+2048/(315Pi^2), 231161/277134, ...
%Y Cf. A093756, A093757, A093759, A093760, A093761.
%K sign,frac
%O 2,3
%A _Eric W. Weisstein_, Apr 15 2004
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