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: 378 => 3 7 8 Step 2: Calculate the distance between each digit and the next (the last digit with the first): 3 to 7 = 4 7 to 8 = 1 8 to 3 = 5 Step 3: Combine the filters to a string: 4 1 5 = 415