n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 331: | \[331!!!!!-1\] | 5 × 146849 × 2588753 × 61349196343<11> × 36038586983247333689062894112546412812467<41> × 4427508008482061896736716813273523829503799211212508271098919637410911042423<76> |