n# + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
78: | \[397\#+1\] | 8629 × 10091 × 251144057 × 78931425554466677<17> × 58925580405021178062037502276308508630663315756164560303732288369060775802075652269788853389966238355240831707228132880360688121<128> |