n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 338: | \[338!!!!!-1\] | 5 × 114613 × 98266315221919140633241769102602365461583910310309<50> × 1849648872088564231793942248463542386628674356975261148957806135277093057104682708686459<88> |