已知
,
,
,
为有穷整数数列,对于给定的正整数m,若对于任意的
,在
中存在
,
,
,
使得
,则称
为“
同心圆数列”.若
为“
同心圆数列”,则k的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c303adb71a8ff3cebca5891561b9cd93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/124764c358c8e64f096620c1d60ebcb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c92278194f93b54876e6b319995f5a37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50a272adba0f1120109824440f0e252c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b8d5b6045219ea4527202ab131bb2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d26ec1708934f1738a89d86a36e8975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5c86cd33fd22e7fdcc261308acc8531.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c92278194f93b54876e6b319995f5a37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97814c3f599ad9bdb02de05f42db20de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ada618641bcd7852d1e445bcff63685.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c162fc2d85fd6fd5de9156ee2b144581.png)
2023·全国·模拟预测 查看更多[3]
更新时间:2023-01-05 16:38:27
|
【知识点】 数列新定义
相似题推荐
填空题-单空题
|
困难
(0.15)
【推荐1】若数列
满足
,则称数列
为“k阶相消数列”.已知“2阶相消数列”
的通项公式为
,记
,
,
,则当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
___________ 时,
取得最小值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c925173742af19a056499a937c1db67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71531020725584254a1fc8f1e55fccf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/900212a9119d3ea0388504cab074c47a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/530c4defbccdf183003db56cc71e9c4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
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困难
(0.15)
名校
解题方法
【推荐2】已知数列
满足
(
为常数,
,
,
),给出下列四个结论:①若数列
是周期数列,则周期必为2:②若
,则数列
必是常数列:③若
,则数列
是递增数列:④若
,则数列
是有穷数列,其中,所有错误结论的序号是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b7de85c81095e02163a999950c0b83d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dc605044b3ee2a72181b07a47221377.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e145b6046bc80d0ffecc61ac67c87ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85fa64abb0036dbff6a29f01b0c03899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4ce64685821c3e55c07f151996ca8c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2d8bbb4a09e0ac86bbae46222a90841.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
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