
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 four-digit square number has the property that the sum of its two middle digits is equal to its first digit from the left, and the sum of its first and third digits is ten times its last digit. What is this square number?

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