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

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

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

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

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