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