n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 380: | \[380!!!!!+1\] | 26099 × 681271 × 7260601615865472069667<22> × 8326504047655616114866337335886159<34> × 3942252240316732113942470831225664413064708780757<49> × 58887370457771091339492860125533711041047634544589<50> |