| Giver | Post | Date |
| ngrao | The sequence a1, a2, a3, …, an is defined by an = 9 + an – 1 | 10-Dec-2023 |
| gaurav007 | The sequence a1, a2, a3, …, an is defined by an = 9 + an – 1 | 07-Nov-2021 |
| tahmina | The sequence a1, a2, a3, …, an is defined by an = 9 + an – 1 | 22-Aug-2021 |