| Giver | Post | Date |
| IndianaHoosier | Re: In the sequence a1, a2, a3,…, an, …, each term after the fir | 08-Aug-2021 |
| mrk9414 | Re: In the sequence a1, a2, a3,…, an, …, each term after the fir | 24-Jul-2021 |
| Carcass | Re: In the sequence a1, a2, a3,…, an, …, each term after the fir | 29-Sep-2020 |