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