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

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

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

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

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