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

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

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

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

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