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

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

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

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

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