Definition: In this task you will be given a list of integers. You should only return an integer if the first digit is the same as the last digit in the number. If an integer has a single digit, then it should be returned. If there are no integers that start and end with the same digit then an empty list ("[]") should be returned.
Input: [237, 252, 665, 95, 287, -856, -879, -501, 139, 952, -940, -140, 423, -591, -139, -396]

[252]