Aether’s Side Quest - What’s 6 x 3 ? [Genshin Impact MMD]

Me, who has no idea how to solve the quest. ((⇀‸↼)) ✨CREDITS DOWN BELOW✨ 📸 Model and Stage by: Mihoyo | 观海 | MMD3DCGParts 💃🏻 Motion and Camera by: zatsune sama 🎬 Content from: Hardstop Lucas 🧶 Render by: Chmkn Nuggets