已知数列{an}满足an=2a(n-1)+2^n-1 (n>或=2),a1=5,bn=(an-1)/(2^n).(1)证
已知数列{An}与{Bn}满足:A1=λ,A(n+1)=2/3An+n-4,Bn=(-1)^n*(An-3n+21),其
已知数列an和bn满足a1=2,(an)-1=an[a(n+1)-1],bn=an-1,n属于N*
已知数列(An)中,A1=1/3,AnA(n-1)=A(n-1)-An(n>=2),数列Bn满足Bn=1/An
已知数列{an}{bn}满足a1=1,a2=3,b(n+1)/bn=2,bn=a(n+1)-an,(n∈正整数),求数列
已知数列{an}满足a1=1,a2=2,an+2=(an+an+1)/2,n∈N*.令bn=an+1-an,证明{bn}
已知数列an中,a1=1 2a(n+1)-an=n-2/n(n+1)(n+2) 若bn=an-1/n(n+1)
已知数列an,bn满足a1=1,a2=3,(b(n)+1)/bn=2,bn=a(n+1)-an,(n∈正整数)
已知数列{an}满足an=2an-1+2n-1(n≥2),a1=5,bn=an−12n
已知数列{An}满足:A1=5 An+1=2An+3(n∈N*),令Bn=An-3n
已知数列{an}和{Bn}满足a1=2 an-1=an(an+1-1) bn=an-1 n∈N+
已知数列(An)满足A1=1 An+1=3An 数列(Bn)前n项和Sn=n*n+2n+1
已知数列{an}和{bn}满足关系式:bn=a1+a2+a3+...+an/n(n属于N*) (1)若bn=n^2,求数