n!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 170: | \[170!!-1\] | 883 × 62233 × [198322089157819055625659698802823464881392993956949975006903984246310992429279376115327069999590888922897259853940363218972889764749071908352163341<147>] |