A093759 Denominators 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.

8, 32, 256, 512, 7168, 16384, 65536, 1441792, 3407872, 1048576, 33554432, 7985954816, 2550136832, 20401094656, 4294967296, 197568495616, 1975684956160, 343597383680, 42331197669376, 95657511616512

Offset

2,1

Links

Table of n, a(n) for n=2..21.

Eric Weisstein's World of Mathematics, Ball Triangle Picking

Example

-1/8+4/Pi^2, 33/70, 1/32+256/(45Pi^2), 1415/2002, 31/256+2048/(315Pi^2), 231161/277134, ...

Crossrefs

Cf. A093756, A093757, A093758, A093760, A093761.

Sequence in context: A224664 A222692 A268143 * A066415 A143557 A348399

Adjacent sequences: A093756 A093757 A093758 * A093760 A093761 A093762

Keyword

nonn,frac

Author

Eric W. Weisstein, Apr 15 2004

Status

approved