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

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

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

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

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