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

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

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

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

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