n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 218: | \[218!!!+1\] | 3 × 443 × 602309791141187<15> × 4569812198800603<16> × 14571439185241455309974783411778517376347560844614438905104608656661328244429030956806278357037099280633729<107> |