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

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

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

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

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