n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 340: | \[340!!!!!-1\] | 1311834297845809723<19> × 81789135506845798868065979<26> × 7831475626507866645496903314150772726053199154628400701125836389335005509458687302890631996308741847<100> |