n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
228: | \[228!!!+1\] | 109 × 1624009 × 19436843837591447509544339822773516476990571014285475139564176876652187852887041313489021147310752010875364521754915541548271068434954271421<140> |