[r-t] random pn

[Richard Smith]

Richard Smith wrote:

> Empirically, the answer seems to be about N!.  Here are the
> results of 1000 random walks on 3 <= N <= 8 bells:
>
>     8    40103.5 +/-  4.2949e+06

Which is a strangely large standard deviation.  Especially
given the standard deviation for 1000 runs on 9 bells is
almost exactly the same.  (This could conceivably be due to
some artifact in my random number generator.)

      9    360767 +/-   4.28001e+06

Richard