
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
Jason's safe now uses a six-digit combination, with each digit ranging from 1 to 6. Digits from 1 to 3 are odd, and digits from 4 to 6 are even. He remembers that each odd digit in his combination is followed by an even digit, and each even digit is followed by an odd digit. How many possible combinations does Jason need to try?

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