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

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

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

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

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