n# + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 63: | \[307\#+1\] | 45029582471<11> × 82268833403<11> × 169371061734331460263370103567297013826682978439728251902249387183929377868792486214303599259560621067<102> |