(0 15 14)(1 18 7 6 4)(2 20 17)(3 21 10 8 5)(9 13 11)(12 19 16)
ALLOWS (11/8)-SEQUENCE
1: (0 2 14)

(0)(1 18 7 6 4)(2 15 14 20 17)(3 21 10 8 5)(9 13 11)(12 19 16)
2: (1 18 7)

(0)(1 6 4)(2 15 14 20 17)(3 21 10 8 5)(7)(9 13 11)(12 19 16)(18)
3: (12 19 16)

(0)(1 6 4)(2 15 14 20 17)(3 21 10 8 5)(7)(9 13 11)(12)(16)(18)(19)
4: (2 15 17)

(0)(1 6 4)(2)(3 21 10 8 5)(7)(9 13 11)(12)(14 20 17)(15)(16)(18)(19)