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

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

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

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

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