n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 308: | \[308!!!!+1\] | [3315395729876608712502452633267325822320340905443271683232731727401797240126437514311759364725140343771200474170177980149483310375662918828032000000000000000001<160>] |