n!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
227: | \[227!!!-1\] | 3 × 698827 × 601105452221<12> × 43628882031467711479<20> × 10894220757522112467700090252677634341872709198768086623702527911660086516523230143486381764032141205547125581<110> |