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

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

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

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

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