n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 283: | \[283!!!!!-1\] | 1628888173949<13> × 11433109904299254399343<23> × 2008000075509782806441708824011405548044149987854854004706545715718892733036178181<82> |