n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 397: | \[397!!!!!+1\] | 159631 × 67047061 × 2677999482128642036467<22> × [6706904457793670744289985095455763987984131647904624384160518151853388320503216133986882912233377864412174768710794354954215141136855114241<139>] |