n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 500: | \[500!!!!!-1\] | 5507 × 422377 × 2414921 × 225747761298313<15> × 37839419411493461<17> × 10595866738124842503194766361<29> × [1448042866475511214979853981218053138566105513016088893385025051068594286196350314338435442758393642617275865792750263796119391698504130361483416627251377<154>] |