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