n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
203: | \[203!!!+1\] | 55464121 × 2877433065639176189771<22> × 780699712241024377886857085196377410295827900869438281522070903638497107899109169813935463684578811<99> |