n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 493: | \[493!!!!!-1\] | 127 × 439 × 1303 × 1628205116665018327<19> × 2208582014253836180347<22> × 601544413210844165249028527740989077299359824695746183493087523971415196835492773869967441343623780360765880746086564883390186134558910837368454098263245064091201276077090185941<177> |