n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 259: | \[259!!!+1\] | 617 × 372166087 × 4330593368220849489519031<25> × [13009775587259443960673816696546833580941278975250393679280301458539625232919846308189323089843779550369953747378936026237966912250775449<137>] |