Permutation 4D is a tool to generate a permutation of 23 or 4 digits of the numbers given. Fill "1st Digit" just to get a permutation of the numbers. Fill "3rd Digit" and "4th Digit" to get the 2D permutation. Fill "2nd Digit", "3rdNumber" and "4th Digit" to get 3D permutation. Fill "1s Digit", "2nd Digit", "3rd Digit" and "4th Digit" to get permutations.