n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 285: | \[285!!!!!-1\] | 97 × 5531 × 48313 × 10849118238071465752764664826732060728293062426284143993791611280395105776592146652484711116464201578025589<107> |