
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
Let a sequence $c_1, c_2, \ldots$ be defined as $c_1 = 2$, $c_2 = 3$, and $c_{n+1} = c_n c_{n-1}$. Calculate $c_{15}$.

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