n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
292: | \[292!!!!+1\] | 150743 × 2645214860131654427480831491296073407649756144669010067800444419641719620913096415690751522981031757627094805552580069106791905118801669065893607<145> |