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