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: [61, 4, 9.353, 2.412, -3, 5, -3.272, -81, 19.521, 65.013, -8.529]

[61, 4, -3, 5, -81]