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

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

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

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

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