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

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

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

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

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