251期：精算24码】≈06,07,09,11,13,15,16,17,18,19,20,21,25,28,29,33,37,39,41,43,44,45,46,48】开：41中
252期：精算24码】≈03,05,07,09,12,15,17,20,21,22,23,25,27,28,30,32,33,35,37,38,40,46,47,49】开：24错
253期：精算24码】≈01,06,07,08,09,12,13,14,18,19,20,21,23,24,30,31,32,34,35,39,44,46,47,48】开：//