Definition: In this task you will be given a list of numbers. You should remove any number that is not an integer (whole number). If every number is not an whole number then an empty list ("[]") should be returned. Otherwise, answer with the list of whole numbers separated by comma inside brackets.
Input: [81, -1.983, -17, 4.257, -8.384, -38, 49, -88, 81]

[81, -17, -38, 49, -88, 81]