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