n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 431: | \[431!!!!+1\] | 2 × 19031 × 24847 × 44390466139<11> × 70576278503<11> × 1509798035599283608103<22> × 1939267323590726827559<22> × 7874989442413667381303<22> × 2763923553312595396002149<25> × [186859216536911727375496697561128523535111069478000350767474228565071666675750314815739448972784606651599699428147243283<120>] |