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

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

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

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

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