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: [391, -27, 648, 756, 93, 36, -830, 313, 878, -855, -841, -649, -242, 985, 409, -840]

[313, 878, -242]