(0 19 17)(1 10 9)(2 15 4)(3 14 11)(5 20 7)(6 12 8)(13 18 16)
ALLOWS (11/8)-SEQUENCE
1: (3 14 17)
(0 19 17 11 3)(1 10 9)(2 15 4)(5 20 7)(6 12 8)(13 18 16)(14)
2: (2 15 4)
(0 19 17 11 3)(1 10 9)(2)(4)(5 20 7)(6 12 8)(13 18 16)(14)(15)
3: (13 18 16)
(0 19 17 11 3)(1 10 9)(2)(4)(5 20 7)(6 12 8)(13)(14)(15)(16)(18)
4: (11 19 17)
(0 19 3)(1 10 9)(2)(4)(5 20 7)(6 12 8)(11)(13)(14)(15)(16)(17)(18)