(0 18 16)(1 7 3)(2 19 12)(4 20 5)(6 10 8)(9 14 11)(13 17 15)
ALLOWS (11/8)-SEQUENCE
1: (5 17 20)
(0 18 16)(1 7 3)(2 19 12)(4 20 15 13 17)(5)(6 10 8)(9 14 11)
2: (2 19 12)
(0 18 16)(1 7 3)(2)(4 20 15 13 17)(5)(6 10 8)(9 14 11)(12)(19)
3: (0 18 16)
(0)(1 7 3)(2)(4 20 15 13 17)(5)(6 10 8)(9 14 11)(12)(16)(18)(19)
4: (4 20 15)
(0)(1 7 3)(2)(4 13 17)(5)(6 10 8)(9 14 11)(12)(15)(16)(18)(19)(20)