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

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

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

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

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