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

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

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

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

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