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