n!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 214: | \[214!!!-1\] | 34 × 311 × 547356903520332764936291154190953861983285505966179<51> × 2154542569429130928783571437837236867841709829418327589955678566398055670400220291<82> |