n!/n# + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
60: | \[84!/84\#+1\] | 1037681 × 2154037 × 14293253711381<14> × 659811427152961<15> × 588707847412975270692852386798324105624708259906806713<54> |