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

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

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

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

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