(0 20 18)(1 21 4)(2 6 3)(5 16 14 12 7)(8 19 17 15 11)(9 13 10)
ALLOWS (11/8)-SEQUENCE
1: (0 13 18)
(0)(1 21 4)(2 6 3)(5 16 14 12 7)(8 19 17 15 11)(9 13 20 18 10)
2: (8 19 17)
(0)(1 21 4)(2 6 3)(5 16 14 12 7)(8 15 11)(9 13 20 18 10)(17)(19)
3: (7 14 12)
(0)(1 21 4)(2 6 3)(5 16 14)(7)(8 15 11)(9 13 20 18 10)(12)(17)(19)
4: (10 20 18)
(0)(1 21 4)(2 6 3)(5 16 14)(7)(8 15 11)(9 13 20)(10)(12)(17)(18)(19)