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

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

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

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

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