数列{An}中,A1=1,An=0.5An-1 -0.5,则An=_________.
数列an中,a1=3,an+1=an/2an+1,则an=?
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+
在数列an中,a1=2 an+1=an+3n则an=
在数列{an}中,a1=1,an>0,an+1²=an²+4,则an=
在数列{an}中,a1=1,a2=5,an+2=an+1-an (n∈N*),则a100等于( an+2=an+1-an
设数列{an}中,a1=2,an+1=an+n+1,则通项an=?
数列an中,a1=1,2an+1-2an=3,则通项an=
数列{an}中,a1=35,an+1-an=2n-1,求an
已知数列an中,a1=-1,an+1乘以an=an+1-an则数列通项an=?
在数列an中,a1=1,Sn=n²an,则an=
数列an满足a1=2,an+1=4an+9,则an=?
已知数列{an}满足an+1=an+n,a1等于1,则an=?