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

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

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

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

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