n!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 319: | \[319!!!-1\] | 3 × 2200741784447<13> × 4149843769613<13> × [8348152790385102548257092826519575651583632523457718544150705269974411800219151517328256492661771638392147494915501263847050770014168711871004642361795301033157159563282009803859338417473379073303<196>] |