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