n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 474: | \[474!!!!+1\] | 239 × 491 × 4523 × 27270889 × 34745391247272073<17> × [2529557051693737670268738948965816770514682699821153194103193844200196816231241318015767422319867964777959614978149323436269116553092139786546292367082067430793717176608142716696707515351409117237790144616111615918463704858514910933879<235>] |