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