Detective Deft Defector @Detective Deft Defector 1777321216 Well that was the most satisfying shit I've seen this year Fascinating @Fascinating · 5w Visual proof that: 6 ⋅ (1² + 2² + ... + n²) = (n) (n+1) (2n+1) [🎞️ Beau Janzen / reason4math] https://blossom.primal.net/758aa429de98f8669e1b9776a98de559f9b2001111e7da750e628ad122499b6c.mp4 2
