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

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

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

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

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