| Giver | Post | Date |
| kulshresthaarjun | If x is a positive integer, is x! + (x + 1) a prime number? | 02-May-2022 |
| kakakakaak | If x is a positive integer, is x! + (x + 1) a prime number? | 09-Dec-2021 |
| Numairrr | If x is a positive integer, is x! + (x + 1) a prime number? | 10-Nov-2020 |
| muskaanmalhotra | If x is a positive integer, is x! + (x + 1) a prime number? | 03-Nov-2020 |
| d999 | If x is a positive integer, is x! + (x + 1) a prime number? | 14-Jun-2020 |
| ameo6064 | If x is a positive integer, is x! + (x + 1) a prime number? | 18-Jul-2019 |
| poonam23 | If x is a positive integer, is x! + (x + 1) a prime number? | 23-Dec-2018 |
| akshay605 | If x is a positive integer, is x! + (x + 1) a prime number? | 08-Sep-2018 |
| dineshril | If x is a positive integer, is x! + (x + 1) a prime number? | 17-Jul-2017 |
| alphd | If x is a positive integer, is x! + (x + 1) a prime number? | 25-Mar-2017 |
| mikeonbike | If x is a positive integer, is x! + (x + 1) a prime number? | 12-Sep-2016 |
| rishi02 | If x is a positive integer, is x! + (x + 1) a prime number? | 16-Jun-2016 |
| blingbling | If x is a positive integer, is x! + (x + 1) a prime number? | 12-May-2015 |
