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