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