n# + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 68: | \[337\#+1\] | 38453 × 11469557776952606938434106780241464533295100581<47> × 4896857329728762165124761427232221270907566515552056425766798432997037055817910190087<85> |