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