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

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

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

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

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