5，7，17，31，65，( )。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30975' and id < 2491730 and id<>'2491730' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30975' and id > 2491730 and id<>'2491730' order by id asc limit 5