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: 350 => 3 5 0 Step 2: Calculate the distance between each digit and the next (the last digit with the first): 3 to 5 = 2 5 to 0 = 5 0 to 3 = 3 Step 3: Combine the filters to a string: 2 5 3 = 253