{"schema":"vela.problem-packet.v0.1","problem":308,"statement":"Let $N\\geq 1$. What is the smallest integer not representable as the sum of distinct unit fractions with denominators from $\\{1,\\ldots,N\\}$? Is it true that the set of integers representable as such has the shape $\\{1,\\ldots,m\\}$ for some $m$?","status":"solved","seam":"raw","closureRoutes":[],"obligations":[],"attestations":[],"attempts":[],"velaLean":[],"oeis":[],"generated_note":"derived view; the signed event log is the source of truth (vela check / vela reproduce)"}