n! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
82: | \[82!-1\] | 227 × 3917 × 12746512267<11> × 41942643275924023083861376860749413692200547468603917194808723342894478368360253960392372439833189743357883<107> |