n!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 267: | \[267!!!-1\] | 2011 × 187951 × 473036497 × 1763063027019878258536100912219<31> × 1794913259535962402515634507311273383918137<43> × 84883305925673803392803975439995935302064031808308686096778538893035364565062458315928849<89> |