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