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

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

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

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

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