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

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

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

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

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