
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
In the country of Limonia, coins are in circulation with denominations of \(3^{n}, 3^{n-1} \cdot 4, 3^{n-2} \cdot 4^{2}, 3^{n-3} \cdot 4^{3}, \ldots, 3 \cdot 4^{n-1}, 4^{n}\) piastres, where \(n\) is a natural number. A resident of the country goes to the bank without any cash. What is the largest amount of money the bank cannot provide him?

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