{"schema":"vela.problem-packet.v0.1","problem":68,"statement":"Is\\[\\sum_{n\\geq 2}\\frac{1}{n!-1}\\]irrational?","status":"open","seam":"raw","closureRoutes":[],"obligations":[],"attestations":[],"attempts":[],"velaLean":[],"oeis":[{"id":"A331373","name":"Decimal expansion of Sum_{k>=2} 1/(k! - 1).","terms":"1,2,5,3,4,9,8,7,5,5,6,9,9,9,5,3,4,7,1,6,4,3,3,6,0,9,3,7,9,0,5,7,9,8,9,4,0,3,6,9,2,3,2,2,0,8,3,3,2,0,1,3,4,1,7,0,6,3,8,3,","url":"https://oeis.org/A331373"}],"generated_note":"derived view; the signed event log is the source of truth (vela check / vela reproduce)"}