n!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 211: | \[211!!!-1\] | 3 × 276347 × 1222831 × 2681752413190148006564354827387<31> × 3483887459822392499873057341321<31> × 14656560573120772678687376079887323518725681785274203227019547<62> |