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

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

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

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

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