n!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
204: | \[204!!!-1\] | 227 × 793020730900997<15> × 3489758113831445562811<22> × 1097987769013116042368271233955511905499016531487550821615114221146504542153021626954287811<91> |