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