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