257期：连尾【3-6-2-1-7】开0个
256期：连尾【5-3-6-0-8】开2个
255期：连尾【0-2-6-8-9】开3个
254期：连尾【4-2-6-0-9】开2个
253期：连尾【0-2-1-5-9】开2个
252期：连尾【7-4-2-9-6】开3个
251期：连尾【3-0-1-兔4-5】开3个