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

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

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

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

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