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: 451 => 4 5 1 Step 2: Calculate the distance between each digit and the next (the last digit with the first): 4 to 5 = 1 5 to 1 = 4 1 to 4 = 3 Step 3: Combine the filters to a string: 1 4 3 = 143