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

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

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

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

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