The difference between the 1st and 2nd digits is divided into 5 portions

The difference between the 1st and 2nd digit of the lottery numbers is divided into 5 parts.

Part 1: 1 - 6

Part 2: 7 - 12

Part 3: 13 - 18

Part 4: 19 - 24

Part 5: 25 - 30