n!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 444: | \[444!!!!-1\] | 223 × 23719 × 631469 × 5318444513<10> × 31526462768371313<17> × [21217123730908215575951758662937907358864401817839747359130812577667130762683592197865115568567840367765157857335427141522507404043673375985079791426968688905946547582644840516550630671796882880152530525608707<209>] |