n!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
233: | \[233!!!!-1\] | 22 × 168456761964927240943<21> × 263167061592592681761022337<27> × 3361800808781064997540088965192653590861570381567766455387186582641<67> |