n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 389: | \[389!!!!!+1\] | 227 × 11527 × 96443 × [53303492302475730124777925057088552014500737941645367454877577007356226131779934643976997276051715161028055598115176667991280646411577251118265944724109676551<158>] |