To show you how to calculate the Distances filter for a Pick 3 number here a step by step example.
Step 1: Divide the number into separate digits: 405 => 4 0 5 Step 2: Calculate the distance between each digit and the next (the last digit with the first): 4 to 0 = 4 0 to 5 = 5 5 to 4 = 1 Step 3: Combine the filters to a string: 4 5 1 = 451