1.已知数列{an}a1=-2,an+1=(1+an)/(1-an),则a2011=
1.已知数列{an}a1=-2,an+1=(1+an)/(1-an),则a2011=
已知数列an中 a1=3 a2=6 an+2=an+1-an(n+1 和n加2 是下标) 则a2011=
已知数列{an}中,a1=2,an*a(n+1)=-1,则a2011的值为
数列{an}满足a1=3/2,an+1=an^2-an+1,则1/a1+1/a2+...+1/a2010+1/a2011
若数列{An}满足An+1=An^2,则称数列{An}为“平方递推数列”,已知数列{an}中,a1=9,点(an,an+
数列an中,a1=3,an+1=an/2an+1,则an=?
已知数列{an}满足a1=2,an+1=2an/an+2,则an等于多少
已知数列{an}满足an+1=an+n,a1等于1,则an=?
已知数列{an}满足an+1=2an+3.5^n,a1=6.求an
已知数列{an},a1=2,an+1=an+2n,则数列的通项公式an=?
在数列{an}中,已知a1=2,a2=3,当n≥2时,an+1是an•an-1的个位数,则a2011=______.
已知数列an满足条件a1=-2 an+1=2an+1则a5