设数列{an}满足当n>1时,an=an−11+4an−1,且a1=15.
设数列{an}满足an+1/an=n+2/n+1,且a1=2
已知a为实数,数列{an}满足a1=a,当n≥2时an=an−1−3,(an−1>3)4−an−1,(an−1≤3),
已知数列{an}满足an+1=an−22an−3,n∈N*,a1=12.
设数列{an}满足:a1=1,an+1=3an,n∈N+.
数列{an}满足a1=4,an=4-4an−1(n≥2),设bn=1an−2.
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=3,an+1−3an=3n(n∈N*),数列{bn}满足bn=an3n.
数列{an}满足a1=1,且an=an-1+3n-2,求an
已知数列{an}满足a0=1,an=a0+a1+…+an-1(n≥1),则当n≥1时,an= ( )
已知数列an中满足a1=1且当n.=2时,2an*a*(n-1)+an-a(n-1)=0,求通项公式an
已知数列{an}和{bn}满足a1=m,an+1=λan+n,bn=an−2n3+49.
如果数列{an}满足a1=2,a2=1,且an−1−anan−1=an−an+1an+1(n≥2),则这个数列的第10项