n!/n# + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
72: | \[98!/98\#+1\] | 307 × 251003509117003547513849260211444581187385011165989<51> × 53060625165152788301327324082069488156990684202806968348808662687<65> |