249期：→24码《01,02,03,04,05,09,12,14,15,18,20,23,24,25,26,30,31,34,36,39,41,44,47,49>开：31对
250期：→24码《06,08,09,10,12,15,16,23,27,29,30,31,32,33,34,37,38,39,40,41,43,45,47,49>开：42错
251期：→24码《01,02,07,09,12,13,14,15,19,21,22,23,26,27,28,30,32,34,38,41,42,43,47,49>开：13对
252期：→24码《02,03,07,08,09,10,12,15,16,18,20,21,24,29,30,31,34,35,36,38,40,44,46,49>开：08对
253期：→24码《01,03,04,12,13,19,23,25,26,27,28,29,31,32,33,34,37,38,39,40,43,44,46,49>开：//