n!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 122: | \[122!!+1\] | 719 × 1667 × 80929 × 165287 × 200927 × 42763052055474477127<20> × 9948579568285197595375331<25> × 854002195006196515645507252242062681<36> |