n!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 146: | \[146!!-1\] | 5387 × 2707037 × 450941898249727<15> × 296970258598712804861157808607893<33> × 21618905903878956230392731790407786124577856117293811982355024408057411<71> |