Write the first five terms of the sequences whose $n^{t h}$ term is $a_{n}=2^{n}$

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$a_{n}=2^{n}$

Substituting $n=1,2,3,4,5,$ we obtain

$a_{1}=2^{1}=2$

$a_{2}=2^{2}=4$

$a_{3}=2^{3}=8$

$a_{4}=2^{4}=16$

$a_{5}=2^{5}=32$

Therefore, the required terms are $2,4,8,16$ and $32$

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