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