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

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

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

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

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