在等差数列{a n}中，a 10＜0，a 11＞0，且a 11＞|a 10|，记{a n}的前n项和为S n，当S n＜0时，n的最大值为

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='13503' and id < 1096531 and id<>'1096531' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='13503' and id > 1096531 and id<>'1096531' order by id asc limit 5