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: [333, 121, 329, 582, 97, -377, 518, -226, 386, 472, 34, 812, 954, 523, -144, -786, -623, -920, 104, -619, 748, -684, -703, -460, 221]

[333, 121]