285期：黑牛<<02,03,04,07,12,14,15,16,17,24,25,26,28,30,32,33,34,35,38,43,45,46,47,49>>开：33有
286期：黑牛<<04,10,11,12,15,16,17,20,22,23,26,27,30,32,35,36,37,40,41,42,43,46,47,49>>开：39没
287期：黑牛<<01,02,03,05,06,11,12,13,15,16,20,22,27,28,32,33,35,37,39,41,42,44,47,48>>开：00