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

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

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

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

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