n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 258: | \[258!!!!!-1\] | 52 × 35983 × 61588839139841287<17> × 445856966132369840918196046497003287978708435530654111951069404406537616634267839<81> |