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