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