This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 5 |
| 4 | 9 |
| 5 | 25 |
| 6 | 65 |
| 7 | 125 |
| 8 | 425 |
| 9 | 121 |
| 10 | 625 |
| 11 | 605 |
| 12 | 2625 |
| 13 | 1145 |
| 14 | 3125 |
| 15 | 4825 |
| 16 | 15625 |
| 17 | 9225 |
| 18 | 15625 |
| 19 | 35125 |
| 20 | 13265 |
| 21 | 90625 |
| 22 | 2169 |
| 23 | 45225 |
| 24 | 67625 |
| 25 | 78125 |
| 26 | 240625 |
| 27 | 126025 |
| 28 | 515625 |
| 29 | 25385 |
| 30 | 377625 |
| 31 | 465625 |
| 32 | 390625 |
| 33 | 1578125 |
| 34 | 1062625 |
| 35 | 2890625 |
| 36 | 242825 |
| 37 | 2915625 |