n! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 84: | \[84!+1\] | 2113832237878903<16> × 97376044141589614099244742802905649039609<41> × 16101314302457450717305120230099966148069891718812143030084185837708863<71> |