n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 242: | \[242!!!!+1\] | 37889 × 104233 × 63760602753679661<17> × 772615771203345906731337612733612052801698482554295909937064998603358628408356301660827089693<93> |