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

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

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

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

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