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

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

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

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

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