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

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

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

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

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