n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
269: | \[269!!!+1\] | 175247561 × 107325971711411<15> × 113471137646125441513294263317973674946636123878304851805184471196195234883888779341537634262414390015745299537247659083985472769936115174642577124448554743331<159> |