n!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 538: | \[538!!!!-1\] | 26984861 × 1284782864257<13> × 139155116459843987<18> × [5132564028398024256171339960246993052201802255321326133449280932196153687374431603352047781450968015303011295360346584121385239017704044209689481443497243561086891369734517767721964991266681031093125665555872205602658653245140492418385394208729881036819465160786092488775401<274>] |