n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
226: | \[226!!!!!-1\] | 52 × 33617 × 40543 × 70663 × 212728573 × 7182783403<10> × 60930612143<11> × 35462809361047002011904352339708226987042447<44> |