n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 353: | \[353!!!!+1\] | 2 × 31489 × 127318154449<12> × [7500182478684488682394383855990563754090044701946825405554335136902610925205925660571846873217289424833047928290322212402222734303400400214622392235236151245358173232291833<172>] |