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

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

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

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

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