n!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 242: | \[242!!!!-1\] | 2008063 × 11358847 × 8529484415075372801666810394366515016278167586821980751514120674785922127358037576852362655279597845989759<106> |