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

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

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

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

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