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

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

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

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

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