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: [691, -304, 198, 878, -269, 934, 251, 984, 100, 127, -368, 49, 972, -506, 438, -58, 716, 642, 859, 380, -631, 638, 905]

[878]