n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 217: | \[217!!!!!+1\] | 1223 × 1037441 × 97347343075667<14> × 5679575442355256609425114329680568645803928001499580549909197<61> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 217: | \[217!!!!!+1\] | 1223 × 1037441 × 97347343075667<14> × 5679575442355256609425114329680568645803928001499580549909197<61> |