数列[An]满足An+1-An+3=0,且A1=-5.求An.
数列{an}满足a1=1,且an=an-1+3n-2,求an
已知数列an满足a1=1,1/an+1=根号1/an^2+2,an>0,求an
已知数列{an}满足a1=1,a2=3,an+2=3an+1-2an求an
一直数列{an}满足a1=0,an=(an-1 +4)/(2an-1) ,求 an
在数列{an}满足a1=0,且an=1/4(an-1 +3)(n=2,3…)求an?我知道an-an-1=1/4(an-
已知数列{an}满足a(n+1)=an+3n+2,且a1=2,求an=?
在数列an中,a1=1,且满足a(n+1)=3an +2n,求an
已知数列an满足a(n+1)=an+3n+2,且a1=2,求an
已知数列an,an>0,Sn=a1+a2+a3.+an,且an=6Sn/an + 3,求Sn!
已知数列{an}满足an+1=2an+3.5^n,a1=6.求an
数列an满足a1=2,an+1=an²求an
已知数列{an}满足a1=1/2,an+1=3an+1,求数列{an}通项公式