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