n!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
117: | \[117!!+1\] | 24 × 1563083 × 2202433 × 1125231647 × 177973603361<12> × 427613898369022063488458899337<30> × 1242276370725773581028301587892631<34> |