n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 278: | \[278!!!+1\] | 35 × 633623 × 11609201 × 330416167 × 1542190956238763389081<22> × [48724751855754566453516710181898200997685053212691936758292416416843723562963365542230702562557199184467036458454964407036827789890552100543267<143>] |