n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 163: | \[163!!!!+1\] | 22 × 331 × 941 × 1431071 × 43408847 × 681865260169<12> × 986284459953756880398947714551985881842563<42> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 163: | \[163!!!!+1\] | 22 × 331 × 941 × 1431071 × 43408847 × 681865260169<12> × 986284459953756880398947714551985881842563<42> |