168期：黑牛<<01,02,04,05,07,08,13,21,22,24,25,27,28,32,34,35,36,38,39,40,43,44,45,49>>开：28有
169期：黑牛<<02,05,07,09,10,11,13,18,20,23,26,27,28,29,30,31,33,34,38,39,40,42,44,46>>开：39有
170期：黑牛<<04,08,10,11,12,13,14,16,17,20,21,23,24,25,26,27,28,29,30,32,36,42,44,49>>开：31没
171期：黑牛<<01,04,05,09,10,13,16,18,21,22,24,25,27,30,32,33,35,36,38,40,41,42,43,48>>开：00