Answer
See below.
Work Step by Step
$c_1=\frac{2^1}{1^2}=\frac{2}{1}=2$
$c_2=\frac{2^2}{2^2}=\frac{4}{4}=1$
$c_3=\frac{2^3}{3^2}=\frac{8}{9}$
$c_4=\frac{2^4}{4^2}=\frac{16}{16}=1$
$c_5=\frac{2^5}{5^2}=\frac{32}{25}$
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