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: 638 => 6 3 8 Step 2: Calculate the distance between each digit and the next (the last digit with the first): 6 to 3 = 3 3 to 8 = 5 8 to 6 = 2 Step 3: Combine the filters to a string: 3 5 2 = 352