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

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

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

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

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