n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 393: | \[393!!!!!-1\] | 1886467030473388663<19> × [916131571020870204112769530894940544360574230729964485164581783728533724311361654520423328095592613793560045111540541879262364470800315187205020151232697<153>] |