n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 465: | \[465!!!!!+1\] | 1327 × 251051 × 5357969 × 15139471 × [4322296806805698338949763932398561014516137342236757731833937527489248582225884807844598051517107793498772816774096850443553282249689440494406187692721995370403830051643342418915647383187<187>] |