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