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

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

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

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

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