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