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