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

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

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

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

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