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

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

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

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

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