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

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

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

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

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