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

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

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

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

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