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

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

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

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

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