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