n! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 74: | \[74!+1\] | 449 × 2237 × 125178725248599444788290087<27> × 2630919809363716813376343716132791375277084785924353550368438522382235543971<76> |