(0 20 19)(1 21 18 16 14 4 3)(2 7 5)(6 11 9)(8 15 13)(10 17 12)
ALLOWS (11/8)-SEQUENCE
1: (0 6 19)

(0)(1 21 18 16 14 4 3)(2 7 5)(6 20 19 11 9)(8 15 13)(10 17 12)
2: (4 21 18)

(0)(1 21 3)(2 7 5)(4 16 14)(6 20 19 11 9)(8 15 13)(10 17 12)(18)
3: (2 7 5)

(0)(1 21 3)(2)(4 16 14)(5)(6 20 19 11 9)(7)(8 15 13)(10 17 12)(18)
4: (6 20 9)

(0)(1 21 3)(2)(4 16 14)(5)(6)(7)(8 15 13)(9 19 11)(10 17 12)(18)(20)