n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 438: | \[438!!!!+1\] | 239517013 × 1327608184249421<16> × [4522156720745631874931990887489453915768758420275739785878205130405189397262648958458944950904556511550361602699428469513598462121305834154505324862338748669156981895162926683111229010588339538609416160601850979096871537<220>] |