Simple Prime Number Generator [Updated]

Description

Updated to be slightly faster by removing not needed blocks! Here is a very simple way of calculating primes. It defined is not very efficient and different things could be added or removed but this may be helpful for new scratchers. Click s to show the list and h to hide the list (hiding the list makes it faster). Also use turbo mode (shift-click + flag). https://en.wikipedia.org/wiki/Prime_number