n!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 291: | \[291!!!-1\] | 6277 × 19471 × 394739 × 356276286921264787216367<24> × [106823487580621012808922451191454134572372454300925884614905559154045227424186691367434685491250116094125623398573966654976115590991529770612721742322370131989569<162>] |