Please solve the programming task below using a self-contained code snippet in a markdown code block.

Given an integer n, return the largest palindromic integer that can be represented as the product of two n-digits integers. Since the answer can be very large, return it modulo 1337.
 
Please complete the following python code precisely:
```python
class Solution:
    def largestPalindrome(self, n: int) -> int:
```