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

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

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

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

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