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

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

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

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

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