
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
Given an annual interest rate of $i$, compounded annually, how much principal is required to withdraw $1 at the end of the first year, $4 at the end of the second year, $\cdots$, and $n^{2}$ at the end of the $n$-th year indefinitely?

Present the answer in LaTex format: \boxed{Your answer}
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