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