
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
Consider a triangular array of numbers with 0, 1, 2, 3, $\dots$ along the sides and each interior number in the array being the sum of the two adjacent numbers in the previous row. Find the sum of the numbers in the 200th row.

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