n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 391: | \[391!!!!!-1\] | 5 × 190807 × 15589433 × 368647053080678221914001723217658591958312308281031666903263<60> × 17816736462118197590887611172838250944137320757651609189177411670295641716843079791643468373727987<98> |