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