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

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

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

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

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