n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 206: | \[206!!!+1\] | 33 × 10463 × 1639987 × 10946234059403<14> × 5061083225927525206097241248192068306031879145049190807355763284094856834558559276965189881451298293621341<106> |