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

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

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

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

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