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: [557, -749, -136, -761, 291, 308, -714, 939, 131, -198, -546, 25, 613, 54, -768, -222, 531, -850, 835, 799]

[939, 131, -222]