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