(0 21 2)(1 6 4)(3 16 11 9 7)(5 10 8)(12 15 13)(14 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (1 6 9)
(0 21 2)(1 7 3 16 11 9 4)(5 10 8)(6)(12 15 13)(14 19 17)(18 22 20)
2: (5 10 8)
(0 21 2)(1 7 3 16 11 9 4)(5)(6)(8)(10)(12 15 13)(14 19 17)(18 22 20)
3: (3 16 7)
(0 21 2)(1 7 11 9 4)(3)(5)(6)(8)(10)(12 15 13)(14 19 17)(16)(18 22 20)
4: (4 11 9)
(0 21 2)(1 7 11)(3)(4)(5)(6)(8)(9)(10)(12 15 13)(14 19 17)(16)(18 22 20)