n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 324: | \[324!!!!!-1\] | [8321957521118485824078412005158190826653379504075107266589418862119608308201548593321659761172972910452991700085555123331126646982836223<136>] |