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

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

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

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

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