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

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

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

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

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