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