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

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

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

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

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