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

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

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

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

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