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