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