
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
15 balls, numbered from 1 to 15, are placed in a bin. Joe produces a list of two numbers by performing the following sequence: he chooses a ball, records the number, and places the ball back in the bin, but for the second choice, he cannot choose the ball with the number he first recorded. How many different lists are possible?

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