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

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

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

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

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