284期：<<02,04,09,11,13,16,17,31,32,33,34,36,42,45,46,49>>开：17有
285期：<<01,04,14,15,19,24,26,27,30,32,36,39,40,42,46,48>>开：33无
286期：<<01,04,07,08,11,15,26,31,32,33,35,36,37,40,45,47>>开：39无
287期：<<02,03,04,07,10,12,18,21,22,23,25,31,39,40,43,49>>开：25有
288期：<<03,04,11,12,15,17,18,21,24,32,38,41,42,44,45,49>>开：88