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

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

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

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

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