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