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