已知等差数列{an}满足an+1=an²-nan+1,则an=______.
已知等差数列{an}满足an+1=an²-nan+1,则an=______.
已知数列{an}满足An+1=2^nAn,且A1=1,则通项an
已知:等差数列,满足an+an+1+an+2=4则该数列为递增数列
已知数列an满足 a1=1/2,an+1=3an/an+3求证1/an为等差数列
An为等差数列,且满足A(n+1)=An²-nAn+1,n=1,2,3……求An的通项公式
已知等差数列{an}中,a1=2.an+1=an+3分之an 求an
已知数列{An}满足A1=1,An+1=2An+2^n.求证数列An/2是等差数列
数列an中,(n+1)an+1-nan方+an+1an=0,求an
已知数列{an}满足an+1=(3an+1)/(an+3),a1=-1/3 求证1/(an)+1为等差数列,求an
已知数列{an}满足a1=2,an+1=2an/an+2.求证数列{1/an}是否为等差数列 并求出an
已知数列{an}满足an+1=an+n,a1等于1,则an=?
已知数列{an}满足(n+1)an=nan+1,a1=1,则数列{an}的通项公式为