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