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