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