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