数列{an}中,a1=1,an=4a(n-1)+1(n≥2),求an
设数列{an}中,a1=2,a(n+1)=an+n+1,求an
已知数列{an}中a1=6,且an-an-1=(an-1/n)+n+1(n属于N*,n≥2),求an
数列an中 a1=1 a(n+1)=2an\(an+2) 求数列通项公式an
在数列an中,a1=1,且满足a(n+1)=3an +2n,求an
在数列{an}中,a1=2,an+1=4an-3n+1,n属于正整数 (1)证明{an-n}是等比数列 (2)求数列{a
数列{an}中,a1=35,an+1-an=2n-1,求an
数列{an}中,a1=2,a(n+1)=an(n+1)/n,求{an}通项式
已知数列 an 中,a1=1,3an*a(n-1)+an-a(n-1)=0(n大于等于2) 求an通项
(Ⅰ)在数列{an}中,a1=1,a(n+1)=6n-an,求an ;(Ⅱ)在数列{an}中,a1=1,
已知数列{An}中,A1=1,A(n+1)=An/(1+2An),求An
已知数列{an}满足a1=33,a(n+1)-an=2n,求an/n的最小值
数列{an},a1=1,an+1=2an-n^2+3n,求{an}.