数列An=an÷(3an+2),a1=1,求an=?
数列{an},a1=1,an+1=2an-n^2+3n,求{an}.
数列{an}满足a1=1,且an=an-1+3n-2,求an
数列an中,a1=3,an+1=an/2an+1,则an=?
已知数列{an}满足an+1=an+3n+2,且a1=2,求an.
已知数列{an}满足a1=1,a2=3,an+2=3an+1-2an求an
在数列an中,a1=2,an+1=an/an+3,求an 麻烦讲得详细点
已知数列{an},a1=1,an+1=3an/2an+3,(1)求数列{an}的前五项)(2)数列{an}的通项公式
问道数列的题目.数列{An},A1=1,A2=2,An=4An-1-3An-2,求An.
已知数列{an}满足a1=1/2,an+1=3an+1,求数列{an}通项公式
已知数列{an}中,a1=-1,a2=4,an+2+2an=3an+1 求证:数列{an+1-an}是等比数列,并求{a
数列{an}中,a1=35,an+1-an=2n-1,求an
已知数列{an}满足an+1=2an+3.5^n,a1=6.求an