249期：黑牛<<02,05,06,07,08,11,12,14,15,16,19,20,21,24,25,30,32,35,40,41,44,45,46,47>>开：02有
250期：黑牛<<01,02,03,04,05,07,09,11,13,14,15,16,17,18,19,20,21,25,27,37,38,44,47,49>>开：04有
251期：黑牛<<03,06,07,08,09,11,13,14,15,17,19,24,27,28,29,32,33,34,35,37,42,43,47,48>>开：00