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

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

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

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

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