Discuz Math Forum»Forum › Mathematics › High School › 又被一初中生自编的难住了,数列递推(2)

Return to list New

View 927|Reply 2

[数列] 又被一初中生自编的难住了,数列递推(2)

[Copy link]

412 Threads	1432 Posts	3 Reputation

Send PM

realnumber posted 2021-5-8 22:08 |Read mode

$a_1=1,a_n=a_{n-1}^2+1,n\ge 2$,求这个数列的通项公式.

我猜没有简单表达式,又没方法搜索下

Reply Edit 0

13 Threads	898 Posts	8 Reputation

Send PM

色k posted 2021-5-8 22:11

这个真得扔

Reply Edit

412 Threads	1432 Posts	3 Reputation

Send PM

original poster realnumber posted 2021-5-8 22:16

回复 2# 色k

我也觉得是

Reply Edit

Return to list New

Quick Reply

× Quick Reply To Top Edit

2025-7-20 06:09 GMT+8

Powered by Discuz!

Processed in 0.011271 seconds, 22 queries