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