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