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

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

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

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

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