When you reach the town of Xion in Stellar Blade and get access to the bulletin board for side quests, you’ll come across a request titled Simple Puzzle.Unlike the other requests from Xion residents in Stellar Blade, this side quest requires you to solve a brain teaser involving seemingly random sequences of numbers. There’s no need to sharpen your blade for this one. Instead, you’ll need to sharpen your mind. This is a frustrating puzzle for most though, so here’s how to solve it.How to Solve the Simple Puzzle in Stellar BladeThe Simple Puzzle quest in Stellar Blade asks you to deduce the correct code for the input device at the elevator to the Presence Chamber. It gives you the following numerical sequences as a hint.4@7@8 = 2856849@3@5 = 2715426@2@7 = 1214265@6@7 = ?To solve this puzzle, you have to figure out what mathematical operations are being performed by the “@” symbol. To save you the trouble, here’s…