n!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 306: | \[306!!!-1\] | 575907821 × 337039179079<12> × [22975227313855325740246269944200555262661316586863046183714724993230987454349502998920111710145837905224060501950842917035915693516912866689193232932002439887249528095759954005955274725752461<191>] |