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