n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 420: | \[420!!!!!-1\] | 141601 × 216151421 × 28948258455131<14> × [193382637702258769291537569831579893724950401690935308685611713554699168051824006017955916129185045258215031456068824489948227261454481415959629977729352935249<159>] |