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

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

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

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

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