n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 259: | \[259!!!+1\] | 617 × 372166087 × 4330593368220849489519031<25> × 14404607075230529336911220732423945129945476481457652114410267233<65> × 903167682347297717854803069332962616740889203427127810335048517911453753<72> |