281期：{{14,17,18,19,20,22,24,29,30,31,36,37,38,41,43,47}}开：43对了
282期：{{03,07,08,09,12,14,16,25,27,28,31,33,34,41,42,49}}开：34对了
283期：{{11,14,15,19,22,23,24,26,27,28,30,31,34,36,37,38}}开：18X
284期：{{05,10,18,21,24,25,28,30,33,36,38,39,44,45,46,48}}开：20X
285期：{{02,08,10,13,14,17,23,29,33,35,37,39,41,43,45,49}}开：00