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

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

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

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

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