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

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

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

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

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