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

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

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

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

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