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