n!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
282: | \[282!!!!-1\] | 683 × 3873055717 × 264383597527689369054517<24> × 14193556175992915307222869<26> × 3890737151389088773577500268714227237<37> × 8205820113515973109207540735549541121421423309<46> |