n!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
114: | \[114!!+1\] | 223 × 435041 × 39655554589178309<17> × 1518148543092743576110729824609281143638812013068604151003601396875123<70> |