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

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

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

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

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