n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
174: | \[174!!!!!+1\] | 52 × 816441169 × 89232001830450080571521<23> × 6949525546994171972425362199769<31> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
174: | \[174!!!!!+1\] | 52 × 816441169 × 89232001830450080571521<23> × 6949525546994171972425362199769<31> |