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