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