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

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

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

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

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