n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 373: | \[373!!!!!+1\] | 137 × 92061799 × 3817268707428177408954825228043921343864164685554741641485399<61> × 1626070844098522225725235479596920832146427734521718098989991095822079368324666527522932409<91> |