Item 2.6.4.a.
Find a closed formula for \(a_n\text{,}\) the \(n\)th term of the sequence, by writing each term as a sum of a sequence. Hint: first find \(a_0\text{,}\) but ignore it when collapsing the sum.
Find a closed formula for \(a_n\text{,}\) the \(n\)th term of the sequence, by writing each term as a sum of a sequence. Hint: first find \(a_0\text{,}\) but ignore it when collapsing the sum.