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: [136, -455, -51, 957, -814, 102, 684, -342, 545, -147, -475, -349, 492, 929, 289, 820, -408, -451, -551, 298, -116, 572, -510]

[545, 929]