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