n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 234: | \[234!!!!!-1\] | 25883201561549209<17> × 22833586057076616294495344136457<32> × 123443930884205823400665021946245110932237151<45> |