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