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

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

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

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

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