Consider the sequence ana_nan where an=∫01xn dxa_n = \int_0^1 x^n \, dxan=∫01xndx. Is this a geometric sequence?
No
Yes, with r=nn+1r = \frac{n}{n+1}r=n+1n
Yes, with r=n+1n+2r = \frac{n+1}{n+2}r=n+2n+1
Yes, with r=1r = 1r=1