{"schema":"vela.problem-packet.v0.1","problem":368,"statement":"How large is the largest prime factor of $n(n+1)$?","status":"open","seam":"raw","closureRoutes":[],"obligations":[],"attestations":[],"attempts":[],"velaLean":[],"oeis":[{"id":"A074399","name":"a(n) is the largest prime divisor of n(n+1).","terms":"2,3,3,5,5,7,7,3,5,11,11,13,13,7,5,17,17,19,19,7,11,23,23,5,13,13,7,29,29,31,31,11,17,17,7,37,37,19,13,41,41,43,43,11,23,","url":"https://oeis.org/A074399"}],"generated_note":"derived view; the signed event log is the source of truth (vela check / vela reproduce)"}