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

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

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

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

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