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