A radula is not a single permanent row. FAU says the teeth are continually replaced, so worn structures can be renewed during the animal’s life. The exact arrangement and shape therefore matter more than treating “octopus teeth” as one identical design shared by every species.

https://animalso.com/octopus-teeth-explained-radulas-beaks-and-the-flapjack-exception/

I hope this gives OP infinite pain. See you in hell.