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

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

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

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

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