A093533 Pi*denominators of the average length of a line segment picked at random in the unit n-ball for even n.

45, 4725, 35035, 34459425, 672188517, 16917875975, 935794913625, 1084960622856825, 6462226125730375

Offset

1,1

Links

Table of n, a(n) for n=1..9.

Eric Weisstein's World of Mathematics, Ball Line Picking.

Example

2/3, 128/(45*Pi), 36/35, 16384/(4725*Pi), 800/693, ...

Crossrefs

Cf. A093530, A093531, A093532.

Sequence in context: A036521 A328356 A375052 * A101291 A061542 A037182

Adjacent sequences: A093530 A093531 A093532 * A093534 A093535 A093536

Keyword

nonn,frac,more

Author

Eric W. Weisstein, Mar 30 2004

Status

approved