n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
180: | \[180!!!!+1\] | 26701 × 1049631053 × 35289776462051204911<20> × 149726394285891352693284778668741863462082633141047<51> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
180: | \[180!!!!+1\] | 26701 × 1049631053 × 35289776462051204911<20> × 149726394285891352693284778668741863462082633141047<51> |