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