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

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

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

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

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