| Giver | Post | Date |
| alschwab | If S(n) is the sum of sequence 1, 2, 3, 4, ...n, in terms of n and S(n | 21-Jul-2022 |
| RiaKothari | If S(n) is the sum of sequence 1, 2, 3, 4, ...n, in terms of n and S(n | 24-Jun-2022 |
| HarshaSK | If S(n) is the sum of sequence 1, 2, 3, 4, ...n, in terms of n and S(n | 29-May-2022 |
| Chaithraln2499 | If S(n) is the sum of sequence 1, 2, 3, 4, ...n, in terms of n and S(n | 27-Apr-2022 |