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

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

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

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

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