n!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 348: | \[348!!!!-1\] | 293 × 302843 × 886337 × 641735120877778676587637780902311697142438192391643463114114979461152004742358630240706109559033070980069514430567972349413126554400446968414628925337032849745964033299273<171> |