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

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

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

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

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