n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 161: | \[161!!!!+1\] | 2 × 126204486053<12> × 2947103338509753281<19> × 3693383442736733290626050590190491491567941<43> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 161: | \[161!!!!+1\] | 2 × 126204486053<12> × 2947103338509753281<19> × 3693383442736733290626050590190491491567941<43> |