(0 15 11 9 3)(1 20 4)(2 7 5)(6 10 8)(12 21 13)(14 19 16)(17 22 18)
ALLOWS (11/8)-SEQUENCE
1: (0 2 3)

(0)(1 20 4)(2 15 11 9 3 7 5)(6 10 8)(12 21 13)(14 19 16)(17 22 18)
2: (3 7 9)

(0)(1 20 4)(2 15 11 9 5)(3)(6 10 8)(7)(12 21 13)(14 19 16)(17 22 18)
3: (6 10 8)

(0)(1 20 4)(2 15 11 9 5)(3)(6)(7)(8)(10)(12 21 13)(14 19 16)(17 22 18)
4: (2 9 5)

(0)(1 20 4)(2)(3)(5)(6)(7)(8)(9 15 11)(10)(12 21 13)(14 19 16)(17 22 18)