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