261期：必中24码（02,05,06,08,11,12,13,14,15,17,19,20,23,26,28,29,31,35,36,37,39,44,46,49）开：49中
262期：必中24码（02,08,09,11,14,15,17,20,23,24,26,28,29,30,34,35,37,38,40,42,43,44,45,49）开：03错
263期：必中24码（03,04,06,08,09,10,13,14,16,18,21,22,23,24,25,32,33,34,35,36,39,40,44,49）开：00