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

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

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

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

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