n!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 335: | \[335!!+1\] | 2 × 439 × 38050853 × 67937609 × 6160732542226611983<19> × 78819249742805122483<20> × [3729916461934544721615301969122986751035640097530576125327872306103637957756345673063819966492770258341965047631339115372536927068996333743784132941933258042282875416747723301829420831104213313120434340572325692396518203418209120671417525404041238251524295735870498118066473496273695632010198839<295>] |