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

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

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

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

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