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: 107 => 1 0 7 Step 2: Calculate the distance between each digit and the next (the last digit with the first): 1 to 0 = 1 0 to 7 = 7 7 to 1 = 6 Step 3: Combine the filters to a string: 1 7 6 = 176