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

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

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

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

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