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

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

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

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

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