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

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

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

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

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