n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 284: | \[284!!!+1\] | 32 × 401 × 61819428757<11> × [15874549328139800504823898803721535761368665507499370877397248794127531240426667873542884678843260319598903475620931574532500772356421606680239825233232963962614305127264898187077<179>] |