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

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

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

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

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