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