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

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

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

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

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