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