n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 394: | \[394!!!!+1\] | 6654941 × 32665081030511<14> × 1172317273021157<16> × 25733963914763101103<20> × [3237591955166427658422481913289614008568497680500615884448079998079977432490050052972807930423157223892576928696186670323911783439586381471639828030948005856881<160>] |