n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 289: | \[289!!!+1\] | 16843 × 17317 × 29863 × [3723090190341023032845410593952922282508972233229045144609115239610142729805165291462186077698797355630468770279737890521741748408092762176815347684507705170868487446319557799584686017<184>] |