如果一个序列{ai}满足a1=2,an+1=an+2n(n为自然数),那么a100是( )
若数列{an}满足a1=1,a(n+1)=an+2n,且n属于正整数,则a100=
在数列{an}中,已知a1=2,an+1=2an/[(an)+1],且满足∑(n,i=1)ai(ai-1)
若数列{an}由a1=2,an+1=an+2n(n≥1),确定,则a100的值为 ______.
已知数列{an}满足an+an+1=2n+1(n∈N*),求证:数列{an}为等差数列的充要条件是a1=1.
在等比数列{an}中a1=2,an+1=an+2n(n属于N*),求a100.
已知数列{an}满足a1=1,an+1=2an/(an+2)(n∈N+),则数列{an}的通项公式为
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
若数列an由a1=2,an+1=an+2n(n大于等于1)确定,则a100
数列(an)满足啊a1+2a2+3a3+4a4+……+nan=n(n+1)(n+2)(n≥2且n为自然数)求an的通项公
已知数列{an}满足a1=33,a(n+1)-an=2n,求an/n的最小值
已知数列满足{an}满足a1=2,an+1=an-{n(n+1)分之一}
已知数列an满足a1=0,an+1=an+2n那么a2010的值是