n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 361: | \[361!!!!!+1\] | 877 × 1381 × 3444989 × [7974813971042835294808032014410530538192369077305151835837266337126613050568848245338439100115578094452106869298552019562469495825913400931669<142>] |