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

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

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

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

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