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