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