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