n!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 141: | \[141!!!!-1\] | 23 × 521 × 853 × 32141 × 137859889 × 2882927835718107347<19> × 724011556726029561152627<24> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 141: | \[141!!!!-1\] | 23 × 521 × 853 × 32141 × 137859889 × 2882927835718107347<19> × 724011556726029561152627<24> |