n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 307: | \[307!!!!!-1\] | 864472200882275737773479<24> × 5204913158825251866888762515510891511762928729<46> × 5735923041678196312087739750818965035656957330346096485393<58> |