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