
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
A certain middle school has built a new multi-functional tiered classroom. The first row has $a$ seats, and each subsequent row has 2 more seats than the previous row. Find the number of seats in the $n$th row. If the classroom has a total of 22 rows of seats, and the number of seats in the first row is also 22, then this classroom can accommodate     people.

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