n!/n# + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
78: | \[106!/106\#+1\] | 1908113757161297657<19> × 303589509689205858401345654951<30> × 8250179120476895132880344938421866165869447696118830230059287022105633769892876943<82> |