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: [-90, -148, 332, 779, -106, -715, -481, -752, 757, 686, 698, 672, -477, 170, -261, 71, -13, 491, 112, -929]

[757, 686, -929]