Date: Mon, 23 Aug 93 01:10:56 -0700 (PDT)
From: michael reid <reid@math.berkeley.edu>
Subject: Re: Diameter of cube group?
Continuing and waiting for a config that requires 21 turns, dik
here's a pattern to try:
first do 6 checkerboards of order 2 (F2 B2 R2 L2 U2 D2) and then do
superfliptwist. in other words, the group product of these two elements.