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

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

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

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

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