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