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

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

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

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

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