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

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

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

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

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