n!/n# - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
52: | \[74!/74\#-1\] | 43 × 12436896487<11> × 41006722853<11> × 234440626764104159346636739<27> × 1579687000341613417956980003317<31> |