n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 296: | \[296!!!!!-1\] | 52 × 14669 × 161823303890642482896062233508211733993030200730652160814441564001563864868513163853442103921516306685724764011061171<117> |