(0 15 2)(1 5 3)(4 21 19)(6 16 12 9 7)(8 18 14 11 10)(13 20 17)
ALLOWS (11/8)-SEQUENCE
1: (0 8 18)
(0 14 11 10 8 15 2)(1 5 3)(4 21 19)(6 16 12 9 7)(13 20 17)(18)
2: (2 11 15)
(0 14 11)(1 5 3)(2)(4 21 19)(6 16 12 9 7)(8 15 10)(13 20 17)(18)
3: (13 20 17)
(0 14 11)(1 5 3)(2)(4 21 19)(6 16 12 9 7)(8 15 10)(13)(17)(18)(20)
4: (9 16 12)
(0 14 11)(1 5 3)(2)(4 21 19)(6 16 7)(8 15 10)(9)(12)(13)(17)(18)(20)