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