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

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

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

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

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