n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 150: | \[150!!!!+1\] | 1129 × 2427431 × 10948433 × 18931529893<11> × 28005891707<11> × 66976830059<11> × 3383392170979381867<19> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 150: | \[150!!!!+1\] | 1129 × 2427431 × 10948433 × 18931529893<11> × 28005891707<11> × 66976830059<11> × 3383392170979381867<19> |