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