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

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

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

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

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