填空题已知数列an满足:a4n+1=1,a4n+3=0,a2n=an,n∈N*,则a2

发布时间:2020-07-09 08:16:46

填空题已知数列an满足:a4n+1=1,a4n+3=0,a2n=an,n∈N*,则a2011=________;a2018=________.

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0    1解析分析:由a4n+1=1,a4n+3=0,a2n=an,n∈N*,知a2011=a502×4+3=0,a2018=a1009=a4×252+1=1.解答:∵a4n+1=1,a4n+3=0,a2n=an,n∈N*,∴a2011=a502×4+3=0,a2018=a1009=a4×252+1=1.故
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