n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 193: | \[193!!!!!-1\] | 263 × 4202922491 × 6517764613<10> × 301889426489946899<18> × 2637848315624354876266093302368341<34> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 193: | \[193!!!!!-1\] | 263 × 4202922491 × 6517764613<10> × 301889426489946899<18> × 2637848315624354876266093302368341<34> |