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

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

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

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

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