n!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 130: | \[130!!!!-1\] | 67 × 271 × 853 × 21217730013422348825863<23> × 190764016973545059591609113<27> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 130: | \[130!!!!-1\] | 67 × 271 × 853 × 21217730013422348825863<23> × 190764016973545059591609113<27> |