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

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

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

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

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