n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 343: | \[343!!!!!-1\] | 44562239991959381678473<23> × 28206546907058126218416989<26> × 217005515460798284067298027<27> × 130979781096305690177279747106279930737347873265844547976697488015912473<72> |