Here is a pretty pattern at level 13 using q-turns. The size
of the equivalence class is 48.
+ B + R L + F + + D + L R + U ++ B + + F + + B + U D R L D U + F + + B + + F ++ U + L R + D +
= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = Robert G. Bryan (Jerry Bryan) (304) 293-5192 Associate Director, WVNET (304) 293-5540 fax 837 Chestnut Ridge Road BRYAN@WVNVM Morgantown, WV 26505 BRYAN@WVNVM.WVNET.EDU
If you don't have time to do it right today, what makes you think you are
going to have time to do it over again tomorrow?