285期：黑牛<<01,02,03,04,09,10,11,12,20,24,25,26,28,30,32,34,35,37,40,41,44,46,47,49>>开：34有
286期：黑牛<<01,06,07,08,10,11,13,15,16,18,21,23,26,27,28,31,34,36,39,41,42,46,48,49>>开：01有
287期：黑牛<<03,04,07,08,10,11,13,14,18,19,20,21,24,29,31,32,33,34,35,36,37,38,45,47>>开：00