{"schema":"vela.problem-packet.v0.1","problem":969,"statement":"Let $Q(x)$ count the number of squarefree integers in $[1,x]$. Determine the order of magnitude in the error term in the asymptotic\\[Q(x)=\\frac{6}{\\pi^2}x+E(x).\\]","status":"open","seam":"raw","closureRoutes":[],"obligations":[],"attestations":[],"attempts":[],"velaLean":[],"oeis":[{"id":"A013928","name":"Number of (positive) squarefree numbers < n.","terms":"0,1,2,3,3,4,5,6,6,6,7,8,8,9,10,11,11,12,12,13,13,14,15,16,16,16,17,17,17,18,19,20,20,21,22,23,23,24,25,26,26,27,28,29,29","url":"https://oeis.org/A013928"}],"generated_note":"derived view; the signed event log is the source of truth (vela check / vela reproduce)"}