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：09错
254期：→24码《01,04,06,12,14,16,19,20,23,24,25,28,30,31,33,34,36,37,39,40,44,46,48,49>开：07错
255期：→24码《02,03,04,07,12,18,19,20,21,22,23,24,25,28,31,32,33,35,38,41,42,44,47,49>开：//