0.292969% that 4 favorable and 1 unfavorable outcome happen. 0.39% is if 4 or 5 favorable outcomes happen.
Edit: Didn't see there was more than one page.
But here's another interesting thing: The probability that you would get 0 albinos is only 23.7%, meaning you have a 76.3% chance at getting one or more albinos with a het x het breeding. This is assuming a clutch of 5 eggs