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