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: [994, 136, 509, 227, 556, 354, -924, 869, 342, 375, -732, -474, -321, 384, 138, -50, 412, -598]

[-474]