n!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
221: | \[221!!!-1\] | 32 × 48194022413<11> × 154109847262283654141298029<27> × 527821434203300387794364678850962694375249682804001<51> × 333875753613926216959835478038696870959785003523759343<54> |