One of the objectives, in the Special Agent category, for runs to be counted as valid is the verbal morality statute achievement. To accomplish this you need to write a sequence of letters considered a profane word by the game. The letters on each number on the numberpad don't have to be pressed a specific number of times to register - just once.

https://steamcommunity.com/app/250260/discussions/0/34095131991518471/ This guide will explain some numbers which you can enter to satisfy the achievement - 2662 also works (even though the word that makes is a little harder to work out) and is probably the fastest to enter on the keypad.