
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
Arrange 8 numbers in a row from left to right. Starting from the third number, each number is exactly equal to the sum of the two previous numbers. If the 5th number and the 8th number are 53 and 225 respectively, what is the 1st number?

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